puhh. this is a big commit

- change the complete file sending / receiving process between phone and watch, we now use channels instead of simple messages. this is recommentad by google, due to some changes in google play services.
- made some smaller changes in the ui, for file saving and saving of sensordata for evaluation purposes
- edited the manifest and gradle script for play store.
- made some change for a better performance for he huawei watch

android/ConductorsPhone/app/build.gradle

@@ -11,8 +11,8 @@ android {
         minSdkVersion 24
         targetSdkVersion 26
         //sdk 2 | product version 3 | build num 2 | multi-apk 2
-        versionCode 260120100
-        versionName "0.1.2"
+        versionCode 260130300
+        versionName "0.1.3.2"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -33,12 +33,12 @@ dependencies {
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
-    implementation 'com.google.android.support:wearable:2.1.0'
+    implementation 'com.google.android.support:wearable:2.2.0'
     implementation 'com.google.android.gms:play-services-wearable:11.8.0'
     implementation 'com.android.support:percent:26.1.0'
     implementation 'com.android.support:animated-vector-drawable:26.1.0'
     implementation 'com.android.support:appcompat-v7:26.1.0'
     implementation 'com.android.support:support-v4:26.1.0'
     implementation 'com.android.support:recyclerview-v7:26.1.0'
-    compileOnly 'com.google.android.wearable:wearable:2.1.0'
+    compileOnly 'com.google.android.wearable:wearable:2.2.0'
 }

android/ConductorsPhone/app/src/main/AndroidManifest.xml

@@ -3,13 +3,12 @@
     package="de.tonifetzer.conductorswatch">
 
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
-    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
 
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
-        android:roundIcon="@mipmap/ic_launcher_round"
+        android:roundIcon="@mipmap/ic_launcher"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">