fix argv passing in Repo#objects and Repo#commit_objects
fix argv passing in Repo#objects and Repo#commit_objects

gitcafe-dev/grit,rgroux/grit,gitlabhq/grit,github/grit,brynary/grit,patientslikeme/grit,renatoramiro/grit,redronin/grit,brynary/grit,isabanin/grit,thommay/grit,kevinsawicki/grit,kevinsawicki/grit,mojombo/grit,isabanin/grit,gitlabhq/grit,flycutter/grit,thommay/grit,rgroux/grit,abicky/grit,HrishikeshSingh/testmodulerepo,flycutter/grit,gitcafe-dev/grit,HrishikeshSingh/testmodulerepo