[Validation] Update CardScheme#2115

Merged

weaverryan merged 2 commits intosymfony:masterfrom

Sgoettschkes:card_scheme

Jan 11, 2013

Commits on Jan 8, 2013

[Validation] Update CardScheme
Sgoettschkes
committed

Commits on Jan 9, 2013

Fixing minor grammer issues in CardScheme constraint
Sgoettschkes
committed