added clone func to Buffer added constructor for string with length changed constructor suffix for same syntax as append
added clone func to Buffer
added constructor for string with length
changed constructor suffix for same syntax as append

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