am 4ac0a047: am 5e1b295e: am 43c9a956: am 3f52bde0: am 694602ae: am d9019dd2: Doc change: Mention ratings in app stats intro, mention proguard in pub checklist, align terminology wrt native platform filtering.

* commit '4ac0a047e144f1f1d77f184711d4f372070b1f40':