added horizontal and vertical versions of test removed old test for checking if layout was centered
added horizontal and vertical versions of test
removed old test for checking if layout was centered

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