Fixed WinJS.Utilities._zoomTo to properly detect zoomTo detection on the platform. Fixes #653.
Fixed WinJS.Utilities._zoomTo to properly detect zoomTo detection on the
platform. Fixes #653.

gautamsi/winjs,GREYFOXRGR/winjs,grork/winjs,rigdern/winjs,Guadzilah/winjs,PaulWells/winjs,CensoredUser/winjs,edrohler/winjs,Guadzilah/winjs,edrohler/winjs,nobuoka/winjs,grork/winjs,kevinwsbr/winjs,PaulWells/winjs,CensoredUser/winjs,nobuoka/winjs,ladyinblack/winjs,jmptrader/winjs,nobuoka/winjs,Guadzilah/winjs,rigdern/winjs,IveWong/winjs,ladyinblack/winjs,KevinTCoughlin/winjs,gautamsi/winjs,IveWong/winjs,GREYFOXRGR/winjs,KevinTCoughlin/winjs,gautamsi/winjs,kevinwsbr/winjs,edrohler/winjs,ladyinblack/winjs,PaulWells/winjs,grork/winjs,IveWong/winjs,CensoredUser/winjs,jmptrader/winjs,GREYFOXRGR/winjs,kevinwsbr/winjs,KevinTCoughlin/winjs,rigdern/winjs,jmptrader/winjs