Added `octalDigit?` method to Char.
Added `octalDigit?` method to Char.

ooc-lang/rock,ds84182/rock,marcusnaslund/rock,fredrikbryntesson/rock,zhaihj/rock,ooc-lang/rock,cogneco/rock,kirbyfan64/rock,thomasfanell/rock,fasterthanlime/rock,magic-lang/rock,jonathanudd/rock,shamanas/rock,jonathanudd/rock,shamanas/rock,magic-lang/rock,marcusnaslund/rock,fredrikbryntesson/rock,davidhesselbom/rock,thomasfanell/rock,kirbyfan64/rock,fasterthanlime/rock,ds84182/rock,cogneco/rock,davidhesselbom/rock,zhaihj/rock