Android: Target SDK 28, required by Google from Aug 2019

platform/android/AndroidManifest.xml.template

@@ -36,6 +36,6 @@ $$ADD_APPLICATION_CHUNKS$$
 
 $$ADD_PERMISSION_CHUNKS$$
 
-<uses-sdk android:minSdkVersion="18" android:targetSdkVersion="27"/>
+<uses-sdk android:minSdkVersion="18" android:targetSdkVersion="28"/>
          
 </manifest> 

platform/android/SCsub

@@ -105,7 +105,7 @@ gradle_asset_dirs_text = ""
 gradle_default_config_text = ""
 
 minSdk = 18
-targetSdk = 27
+targetSdk = 28
 
 for x in env.android_default_config:
     if x.startswith("minSdkVersion") and int(x.split(" ")[-1]) < minSdk: 

platform/android/build.gradle.template

@@ -31,7 +31,7 @@ android {
 		disable 'MissingTranslation'
 	}
 
-	compileSdkVersion 27
+	compileSdkVersion 28
 	buildToolsVersion "28.0.3"
 	useLibrary 'org.apache.http.legacy'