Fixes 214: Update apk branch readme  (#262)
Fixes 214: Update apk branch readme  (#262)

* Removing warning arising due to de API key

* Added permission for upload apk file

* Fixes 214: Update apk branch readme

* Update upload_apk_forks.sh
Closes #214 
phimpme/android-prototype,phimpme/android-prototype,phimpme/android-prototype,phimpme/android-prototype