-keep class com.customcomponent.MainApplication {
    <init>();
    void attachBaseContext(android.content.Context);
}
-keep class com.customcomponent.MainActivity { <init>(); }
-keep class com.facebook.react.devsupport.DevSettingsActivity { <init>(); }
-keep public class * extends android.app.backup.BackupAgent {
    <init>();
}
-keep public class * extends java.lang.annotation.Annotation {
    *;
}
-keep class com.android.tools.fd.** {
    *;
}
-dontnote com.android.tools.fd.**,android.support.multidex.MultiDexExtractor
