Normalize filepath separators to / character
Normalize filepath separators to / character

Should fix editorconfig/editorconfig#46

johnfraney/editorconfig-vim,johnfraney/editorconfig-vim,VictorBjelkholm/editorconfig-vim,johnfraney/editorconfig-vim,dublebuble/editorconfig-gedit,pocke/editorconfig-vim,VictorBjelkholm/editorconfig-vim,benjifisher/editorconfig-vim,benjifisher/editorconfig-vim,VictorBjelkholm/editorconfig-vim,dublebuble/editorconfig-gedit,pocke/editorconfig-vim,benjifisher/editorconfig-vim,pocke/editorconfig-vim,dublebuble/editorconfig-gedit