dancing cat live wallpaper

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- fix performance issue and stuttering
- fix security related to fragment injection
- adding splash screen with disclaimer
- redesign screen UI both main activity and live wallpaper settings
- adding FAN native ads in the apps
- adding progress dialog and various callback when loading Facebook interstitial ADS to better inform user about FB ads
- adding android.permission.READ_PHONE_STATE and android.permission.WRITE_EXTERNAL_STORAGE permissions for better ads targetting