Fix ui-light button border active color.
Fix ui-light button border active color.

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