diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..30aa626
--- /dev/null
+++ b/.idea/codeStyles/Project.xml
@@ -0,0 +1,29 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <Objective-C-extensions>
+      <file>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
+      </file>
+      <class>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
+      </class>
+      <extensions>
+        <pair source="cpp" header="h" fileNamingConvention="NONE" />
+        <pair source="c" header="h" fileNamingConvention="NONE" />
+      </extensions>
+    </Objective-C-extensions>
+  </code_scheme>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/codeStyles/Project.xml b/AirKoality/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..30aa626
--- /dev/null
+++ b/AirKoality/.idea/codeStyles/Project.xml
@@ -0,0 +1,29 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <Objective-C-extensions>
+      <file>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
+      </file>
+      <class>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
+      </class>
+      <extensions>
+        <pair source="cpp" header="h" fileNamingConvention="NONE" />
+        <pair source="c" header="h" fileNamingConvention="NONE" />
+      </extensions>
+    </Objective-C-extensions>
+  </code_scheme>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_core_common_1_1_1_jar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_core_common_1_1_1_jar.xml
new file mode 100644
index 0000000..bf16fff
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_core_common_1_1_1_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.core:common:1.1.1@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.core/common/1.1.1/e55b70d1f5620db124b3e85a7f4bdc7bd48d9f95/common-1.1.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.core/common/1.1.1/ae9b923fc99c1fc5a7a9b6cedc6df8b2b8529c54/common-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_core_runtime_1_1_1_aar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_core_runtime_1_1_1_aar.xml
new file mode 100644
index 0000000..7116ba4
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_core_runtime_1_1_1_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.core:runtime:1.1.1@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/72262d0146ea7ebdd716a94406db3f2c/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/72262d0146ea7ebdd716a94406db3f2c/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.core/runtime/1.1.1/25df553df10af32bede9dd768a2d15299543d84/runtime-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_common_1_1_1_jar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_common_1_1_1_jar.xml
new file mode 100644
index 0000000..27b1867
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_common_1_1_1_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.lifecycle:common:1.1.1@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/common/1.1.1/207a6efae6a3555e326de41f76bdadd9a239cbce/common-1.1.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/common/1.1.1/bcdaa509a856d1430e736b102f899aa9870a8f83/common-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_1_1_1_aar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_1_1_1_aar.xml
new file mode 100644
index 0000000..dd74402
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_1_1_1_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.lifecycle:livedata:1.1.1@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/livedata-1.1.1.aar/fc352d6d8a485ac1505fddc9e82a871b/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/livedata-1.1.1.aar/fc352d6d8a485ac1505fddc9e82a871b/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/livedata/1.1.1/bf27acaa4953c98cd519756ed7b7caacf94407d4/livedata-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_core_1_1_1_aar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_core_1_1_1_aar.xml
new file mode 100644
index 0000000..49b6ff6
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_livedata_core_1_1_1_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.lifecycle:livedata-core:1.1.1@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/livedata-core-1.1.1.aar/8bdb72399dc603cb282ff3ebcb1c2025/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/livedata-core-1.1.1.aar/8bdb72399dc603cb282ff3ebcb1c2025/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/livedata-core/1.1.1/c38818e006ea7a408c05e3090364332d46494ef/livedata-core-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_runtime_1_1_1_aar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_runtime_1_1_1_aar.xml
new file mode 100644
index 0000000..987beb8
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_runtime_1_1_1_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.lifecycle:runtime:1.1.1@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/46590446fba1e81474f91767d2b1f18c/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runtime-1.1.1.aar/46590446fba1e81474f91767d2b1f18c/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/runtime/1.1.1/8e4214221b3797b863dc9998d16abb4af043e784/runtime-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_viewmodel_1_1_1_aar.xml b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_viewmodel_1_1_1_aar.xml
new file mode 100644
index 0000000..686b3b8
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__android_arch_lifecycle_viewmodel_1_1_1_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: android.arch.lifecycle:viewmodel:1.1.1@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/viewmodel-1.1.1.aar/b3d26a369dd44bbcc2913bd77ef18cc3/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/viewmodel-1.1.1.aar/b3d26a369dd44bbcc2913bd77ef18cc3/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/android.arch.lifecycle/viewmodel/1.1.1/d1cc8e805317f171be63c68341f499acda7e42d6/viewmodel-1.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_animated_vector_drawable_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_animated_vector_drawable_28_0_0_aar.xml
new file mode 100644
index 0000000..c93d570
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_animated_vector_drawable_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:animated-vector-drawable:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/animated-vector-drawable-28.0.0.aar/7af0bb18463ad53420bc2bdfc77a250d/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/animated-vector-drawable-28.0.0.aar/7af0bb18463ad53420bc2bdfc77a250d/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_appcompat_v7_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_appcompat_v7_28_0_0_aar.xml
new file mode 100644
index 0000000..4a20666
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_appcompat_v7_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:appcompat-v7:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/appcompat-v7-28.0.0.aar/8b7ade5c934aadcfad8bbb22c80a27ff/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/appcompat-v7-28.0.0.aar/8b7ade5c934aadcfad8bbb22c80a27ff/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/appcompat-v7-28.0.0.aar/8b7ade5c934aadcfad8bbb22c80a27ff/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_asynclayoutinflater_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_asynclayoutinflater_28_0_0_aar.xml
new file mode 100644
index 0000000..13f6351
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_asynclayoutinflater_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:asynclayoutinflater:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/asynclayoutinflater-28.0.0.aar/b2fff8b45da7b50de108a5fce09d861d/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/asynclayoutinflater-28.0.0.aar/b2fff8b45da7b50de108a5fce09d861d/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_cardview_v7_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_cardview_v7_28_0_0_aar.xml
new file mode 100644
index 0000000..19fd115
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_cardview_v7_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:cardview-v7:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/cardview-v7-28.0.0.aar/4c2d3639819ebab4e01157d26242641d/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/cardview-v7-28.0.0.aar/4c2d3639819ebab4e01157d26242641d/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_collections_28_0_0_jar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_collections_28_0_0_jar.xml
new file mode 100644
index 0000000..80e4d73
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_collections_28_0_0_jar.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:collections:28.0.0@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support/collections/28.0.0/c1bcdade4d3cc2836130424a3f3e4182c666a745/collections-28.0.0.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_coordinatorlayout_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_coordinatorlayout_28_0_0_aar.xml
new file mode 100644
index 0000000..1c7306d
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_coordinatorlayout_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:coordinatorlayout:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/coordinatorlayout-28.0.0.aar/31b5e147e476bc3a211bf1f726a01818/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/coordinatorlayout-28.0.0.aar/31b5e147e476bc3a211bf1f726a01818/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/coordinatorlayout-28.0.0.aar/31b5e147e476bc3a211bf1f726a01818/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_cursoradapter_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_cursoradapter_28_0_0_aar.xml
new file mode 100644
index 0000000..bec5511
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_cursoradapter_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:cursoradapter:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/cursoradapter-28.0.0.aar/d186759d1a7dd5e68fa55c9a2a9f6c61/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/cursoradapter-28.0.0.aar/d186759d1a7dd5e68fa55c9a2a9f6c61/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_customview_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_customview_28_0_0_aar.xml
new file mode 100644
index 0000000..5cd3329
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_customview_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:customview:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/customview-28.0.0.aar/5ff9084d9bc59cde28de43923bf7ede0/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/customview-28.0.0.aar/5ff9084d9bc59cde28de43923bf7ede0/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_design_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_design_28_0_0_aar.xml
new file mode 100644
index 0000000..05bb560
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_design_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:design:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/design-28.0.0.aar/61d3f372bd157f108660612a53a600a5/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/design-28.0.0.aar/61d3f372bd157f108660612a53a600a5/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/design-28.0.0.aar/61d3f372bd157f108660612a53a600a5/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_documentfile_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_documentfile_28_0_0_aar.xml
new file mode 100644
index 0000000..6825527
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_documentfile_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:documentfile:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/documentfile-28.0.0.aar/9ab5b6f26f9e1051fc6e82802688bbbe/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/documentfile-28.0.0.aar/9ab5b6f26f9e1051fc6e82802688bbbe/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_drawerlayout_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_drawerlayout_28_0_0_aar.xml
new file mode 100644
index 0000000..ecc404d
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_drawerlayout_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:drawerlayout:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/drawerlayout-28.0.0.aar/9b161a7f2342f636f5f1846e94264bc5/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/drawerlayout-28.0.0.aar/9b161a7f2342f636f5f1846e94264bc5/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/drawerlayout-28.0.0.aar/9b161a7f2342f636f5f1846e94264bc5/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_interpolator_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_interpolator_28_0_0_aar.xml
new file mode 100644
index 0000000..adabab6
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_interpolator_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:interpolator:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/interpolator-28.0.0.aar/bd5254a5f0a21b50023200e7355b93b7/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/interpolator-28.0.0.aar/bd5254a5f0a21b50023200e7355b93b7/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_loader_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_loader_28_0_0_aar.xml
new file mode 100644
index 0000000..ed8b3c3
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_loader_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:loader:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/loader-28.0.0.aar/66da40e0e34920551c8015d85e89decd/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/loader-28.0.0.aar/66da40e0e34920551c8015d85e89decd/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_localbroadcastmanager_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_localbroadcastmanager_28_0_0_aar.xml
new file mode 100644
index 0000000..0280943
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_localbroadcastmanager_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:localbroadcastmanager:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/localbroadcastmanager-28.0.0.aar/11876d9db8d55e610b13cd071cd042b8/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/localbroadcastmanager-28.0.0.aar/11876d9db8d55e610b13cd071cd042b8/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_print_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_print_28_0_0_aar.xml
new file mode 100644
index 0000000..1d1b772
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_print_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:print:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/print-28.0.0.aar/c968577c725a0892d6655806cd4221e5/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/print-28.0.0.aar/c968577c725a0892d6655806cd4221e5/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/print-28.0.0.aar/c968577c725a0892d6655806cd4221e5/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_recyclerview_v7_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_recyclerview_v7_28_0_0_aar.xml
new file mode 100644
index 0000000..4f4ccaa
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_recyclerview_v7_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:recyclerview-v7:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/recyclerview-v7-28.0.0.aar/a330c79365c0ac68fa3accb2122010d3/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/recyclerview-v7-28.0.0.aar/a330c79365c0ac68fa3accb2122010d3/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/recyclerview-v7-28.0.0.aar/a330c79365c0ac68fa3accb2122010d3/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_slidingpanelayout_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_slidingpanelayout_28_0_0_aar.xml
new file mode 100644
index 0000000..a2d526d
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_slidingpanelayout_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:slidingpanelayout:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/slidingpanelayout-28.0.0.aar/21acd322dd3db9e7f1eeca7e5c9d323a/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/slidingpanelayout-28.0.0.aar/21acd322dd3db9e7f1eeca7e5c9d323a/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_annotations_28_0_0_jar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_annotations_28_0_0_jar.xml
new file mode 100644
index 0000000..0fdecce
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_annotations_28_0_0_jar.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-annotations:28.0.0@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support/support-annotations/28.0.0/ed73f5337a002d1fd24339d5fb08c2c9d9ca60d8/support-annotations-28.0.0.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_compat_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_compat_28_0_0_aar.xml
new file mode 100644
index 0000000..d808f82
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_compat_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-compat:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-compat-28.0.0.aar/8d4dd38304dbdc19f44d160ca254cf5f/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-compat-28.0.0.aar/8d4dd38304dbdc19f44d160ca254cf5f/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-compat-28.0.0.aar/8d4dd38304dbdc19f44d160ca254cf5f/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_ui_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_ui_28_0_0_aar.xml
new file mode 100644
index 0000000..c3a296e
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_ui_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-core-ui:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-core-ui-28.0.0.aar/b9df4a5bb11bc2d53a85c4917b1f066c/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-core-ui-28.0.0.aar/b9df4a5bb11bc2d53a85c4917b1f066c/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_utils_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_utils_28_0_0_aar.xml
new file mode 100644
index 0000000..b0ff2da
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_core_utils_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-core-utils:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-core-utils-28.0.0.aar/827c4d4075a6f20050a0c5177d6989ae/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-core-utils-28.0.0.aar/827c4d4075a6f20050a0c5177d6989ae/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_fragment_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_fragment_28_0_0_aar.xml
new file mode 100644
index 0000000..8c75e4d
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_fragment_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-fragment:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-fragment-28.0.0.aar/bb531d5912a5a42cbc1e01236b45265f/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-fragment-28.0.0.aar/bb531d5912a5a42cbc1e01236b45265f/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-fragment-28.0.0.aar/bb531d5912a5a42cbc1e01236b45265f/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_support_vector_drawable_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_support_vector_drawable_28_0_0_aar.xml
new file mode 100644
index 0000000..65f9237
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_support_vector_drawable_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:support-vector-drawable:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-vector-drawable-28.0.0.aar/7dfb81078d536beea2c3fc1ad893e910/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/support-vector-drawable-28.0.0.aar/7dfb81078d536beea2c3fc1ad893e910/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_swiperefreshlayout_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_swiperefreshlayout_28_0_0_aar.xml
new file mode 100644
index 0000000..04d5f19
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_swiperefreshlayout_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:swiperefreshlayout:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/swiperefreshlayout-28.0.0.aar/ac1f0fd4c7be4c5beee52e1d2bd8a161/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/swiperefreshlayout-28.0.0.aar/ac1f0fd4c7be4c5beee52e1d2bd8a161/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/swiperefreshlayout-28.0.0.aar/ac1f0fd4c7be4c5beee52e1d2bd8a161/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_core_3_0_2_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_core_3_0_2_aar.xml
new file mode 100644
index 0000000..0b78396
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_core_3_0_2_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support.test.espresso:espresso-core:3.0.2@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/espresso-core-3.0.2.aar/4221270f3cb7875c64dbaebafedb762c/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/espresso-core-3.0.2.aar/4221270f3cb7875c64dbaebafedb762c/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support.test.espresso/espresso-core/3.0.2/433f4f601a3f3835691d80838dd7ff9414931b05/espresso-core-3.0.2-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_idling_resource_3_0_2_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_idling_resource_3_0_2_aar.xml
new file mode 100644
index 0000000..a90be3f
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_test_espresso_espresso_idling_resource_3_0_2_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support.test.espresso:espresso-idling-resource:3.0.2@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/espresso-idling-resource-3.0.2.aar/7ff456bdb8d58406db54a5e079211b6a/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/espresso-idling-resource-3.0.2.aar/7ff456bdb8d58406db54a5e079211b6a/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support.test.espresso/espresso-idling-resource/3.0.2/6071e2b310c16836ba475a94df377e2f75928546/espresso-idling-resource-3.0.2-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_test_monitor_1_0_2_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_test_monitor_1_0_2_aar.xml
new file mode 100644
index 0000000..f5b6afb
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_test_monitor_1_0_2_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support.test:monitor:1.0.2@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/monitor-1.0.2.aar/180d39fbb50bf35a4bd6b91c96813eb9/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/monitor-1.0.2.aar/180d39fbb50bf35a4bd6b91c96813eb9/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support.test/monitor/1.0.2/5764301056100b445e9ba31df7d1b554a55450f6/monitor-1.0.2-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_test_runner_1_0_2_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_test_runner_1_0_2_aar.xml
new file mode 100644
index 0000000..2557bab
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_test_runner_1_0_2_aar.xml
@@ -0,0 +1,12 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support.test:runner:1.0.2@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runner-1.0.2.aar/0cbe13b0bcfe237ad4c271b48eb99fec/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/runner-1.0.2.aar/0cbe13b0bcfe237ad4c271b48eb99fec/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.android.support.test/runner/1.0.2/b2ce2342744a66e935dbc4a298259709a4c1f042/runner-1.0.2-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_transition_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_transition_28_0_0_aar.xml
new file mode 100644
index 0000000..46897be
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_transition_28_0_0_aar.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:transition:28.0.0@aar">
+    <ANNOTATIONS>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/transition-28.0.0.aar/3dffc9a9b7da398f76209b4b150a2448/annotations.zip!/" />
+    </ANNOTATIONS>
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/transition-28.0.0.aar/3dffc9a9b7da398f76209b4b150a2448/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/transition-28.0.0.aar/3dffc9a9b7da398f76209b4b150a2448/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_versionedparcelable_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_versionedparcelable_28_0_0_aar.xml
new file mode 100644
index 0000000..7589b6b
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_versionedparcelable_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:versionedparcelable:28.0.0@aar">
+    <CLASSES>
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/versionedparcelable-28.0.0.aar/df93b5613465d173cc14d85596320adb/res" />
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/versionedparcelable-28.0.0.aar/df93b5613465d173cc14d85596320adb/jars/classes.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_android_support_viewpager_28_0_0_aar.xml b/AirKoality/.idea/libraries/Gradle__com_android_support_viewpager_28_0_0_aar.xml
new file mode 100644
index 0000000..6a7bb5c
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_android_support_viewpager_28_0_0_aar.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="Gradle: com.android.support:viewpager:28.0.0@aar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/viewpager-28.0.0.aar/3860dd747e322ad67be5f4b0c8f10d61/jars/classes.jar!/" />
+      <root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/viewpager-28.0.0.aar/3860dd747e322ad67be5f4b0c8f10d61/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_google_code_findbugs_jsr305_2_0_1_jar.xml b/AirKoality/.idea/libraries/Gradle__com_google_code_findbugs_jsr305_2_0_1_jar.xml
new file mode 100644
index 0000000..947e251
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_google_code_findbugs_jsr305_2_0_1_jar.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="Gradle: com.google.code.findbugs:jsr305:2.0.1@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.google.code.findbugs/jsr305/2.0.1/516c03b21d50a644d538de0f0369c620989cd8f0/jsr305-2.0.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__com_squareup_javawriter_2_1_1_jar.xml b/AirKoality/.idea/libraries/Gradle__com_squareup_javawriter_2_1_1_jar.xml
new file mode 100644
index 0000000..5c4dd4e
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__com_squareup_javawriter_2_1_1_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: com.squareup:javawriter:2.1.1@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.squareup/javawriter/2.1.1/67ff45d9ae02e583d0f9b3432a5ebbe05c30c966/javawriter-2.1.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.squareup/javawriter/2.1.1/5b31387d839a5cdaf5b6de3990da01f7f2b963c5/javawriter-2.1.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__javax_inject_javax_inject_1_jar.xml b/AirKoality/.idea/libraries/Gradle__javax_inject_javax_inject_1_jar.xml
new file mode 100644
index 0000000..f9c9a30
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__javax_inject_javax_inject_1_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: javax.inject:javax.inject:1@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/javax.inject/javax.inject/1/6975da39a7040257bd51d21a231b76c915872d38/javax.inject-1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/javax.inject/javax.inject/1/a00123f261762a7c5e0ec916a2c7c8298d29c400/javax.inject-1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__junit_junit_4_12_jar.xml b/AirKoality/.idea/libraries/Gradle__junit_junit_4_12_jar.xml
new file mode 100644
index 0000000..f4f25a8
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__junit_junit_4_12_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: junit:junit:4.12@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/junit/junit/4.12/2973d150c0dc1fefe998f834810d68f278ea58ec/junit-4.12.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/junit/junit/4.12/a6c32b40bf3d76eca54e3c601e5d1470c86fcdfa/junit-4.12-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__net_sf_kxml_kxml2_2_3_0_jar.xml b/AirKoality/.idea/libraries/Gradle__net_sf_kxml_kxml2_2_3_0_jar.xml
new file mode 100644
index 0000000..5855a29
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__net_sf_kxml_kxml2_2_3_0_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: net.sf.kxml:kxml2:2.3.0@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/net.sf.kxml/kxml2/2.3.0/ccbc77a5fd907ef863c29f3596c6f54ffa4e9442/kxml2-2.3.0.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/net.sf.kxml/kxml2/2.3.0/309cd2cff7260e465792fda3dcbb063b730d8050/kxml2-2.3.0-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3_jar.xml b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3_jar.xml
new file mode 100644
index 0000000..50cf2b9
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: org.hamcrest:hamcrest-core:1.3@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-core/1.3/42a25dc3219429f0e5d060061f71acb49bf010a0/hamcrest-core-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-core/1.3/1dc37250fbc78e23a65a67fbbaf71d2e9cbc3c0b/hamcrest-core-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_integration_1_3_jar.xml b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_integration_1_3_jar.xml
new file mode 100644
index 0000000..a5eaca5
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_integration_1_3_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: org.hamcrest:hamcrest-integration:1.3@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-integration/1.3/5de0c73fef18917cd85d0ab70bb23818685e4dfd/hamcrest-integration-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-integration/1.3/ae7787a563e6a1b1f17fd4ac43be3a3c8830cfda/hamcrest-integration-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_library_1_3_jar.xml b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_library_1_3_jar.xml
new file mode 100644
index 0000000..b4dabdc
--- /dev/null
+++ b/AirKoality/.idea/libraries/Gradle__org_hamcrest_hamcrest_library_1_3_jar.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Gradle: org.hamcrest:hamcrest-library:1.3@jar">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-library/1.3/4785a3c21320980282f9f33d0d1264a69040538f/hamcrest-library-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.hamcrest/hamcrest-library/1.3/47a7ee46628ab7133129cd7cef1e92657bc275e/hamcrest-library-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/AirKoality/.idea/vcs.xml b/AirKoality/.idea/vcs.xml
new file mode 100644
index 0000000..6c0b863
--- /dev/null
+++ b/AirKoality/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..e7a5d5b
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical" android:layout_width="match_parent"
+    android:layout_height="match_parent">
+<TextView
+    android:text="Hallo Welt"
+    android:layout_centerInParent="true"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content" />
+</RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/menu/main_bottom.xml b/app/src/main/res/menu/main_bottom.xml
new file mode 100644
index 0000000..fe187c0
--- /dev/null
+++ b/app/src/main/res/menu/main_bottom.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+</menu>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..906bd6b
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,11 @@
+<!--?xml version="1.0" encoding="UTF-8"?-->
+<resources>
+  <color name="primaryColor">#1b5e20</color>
+  <color name="primaryLightColor">#4c8c4a</color>
+  <color name="primaryDarkColor">#003300</color>
+  <color name="secondaryColor">#37474f</color>
+  <color name="secondaryLightColor">#62727b</color>
+  <color name="secondaryDarkColor">#102027</color>
+  <color name="primaryTextColor">#ffffff</color>
+  <color name="secondaryTextColor">#ffffff</color>
+</resources>
\ No newline at end of file