move google-services.json to app folder if present (#882)

Author: Plamen5kov

build-artifacts/project-template-gradle/settings.gradle

@@ -2,4 +2,6 @@ rootProject.name = "__PROJECT_NAME__"
 include ':app', ':asbg' //,  ':runtime', ":runtime-binding-generator"
 project(':asbg').projectDir = new File('build-tools/android-static-binding-generator')
 //project(':runtime').projectDir = new File('path/to/runtime')
-//project(':runtime-binding-generator').projectDir = new File('path/to/runtime-binding-generator')
+//project(':runtime-binding-generator').projectDir = new File('path/to/runtime-binding-generator')
+
+file("google-services.json").renameTo(file("./app/google-services.json"))