Resolves #291 clarify o/ prefix
Resolves #291 clarify o/ prefix

resource11/learnGitBranching,edombowsky/learnGitBranching,julie1013/learnGitBranching,Haemaru/learnGitBranching,pcottle/learnGitBranching,jiyiren/learnGitBranching,iambocai/learnGitBranching,ranjith068/learnGitBranching,andriymoroz/learnGitBranching,lichenbuliren/learnGitBranching,luthfi401/learnGitBranching,pcottle/learnGitBranching,yyn835314557/learnGitBranching,hoharu/learnGitBranching,WilBeCoding/learnGitBranching,hoharu/learnGitBranching,thy09/learnGitBranching,kaaass/learnGitBranching,ranjith068/learnGitBranching,bopo/learnGitBranching,jiyiren/learnGitBranching,gcbeyond/learnGitBranching,tzq668766/learnGitBranching,lxbyes/learnGitBranching,HoldenMills/learnGitBranching,kaaass/learnGitBranching,lichenbuliren/learnGitBranching,gcbeyond/learnGitBranching,yyn835314557/learnGitBranching,andriymoroz/learnGitBranching,linglaiyao1314/learnGitBranching,edombowsky/learnGitBranching,DD-L/learnGitBranching,codevlabs/learnGitBranching,resource11/learnGitBranching,hugo-/learnGitBranching,julie1013/learnGitBranching,luthfi401/learnGitBranching,xumeng/learnGitBranching,YihanWang2015/learnGitBranching,gdseller/learnGitBranching,myopensrc/learnGitBranching,tzq668766/learnGitBranching,william0503/learnGitBranching,codevlabs/learnGitBranching,behind2/learnGitBranching,thy09/learnGitBranching,Maximaximum/learnGitBranching,gdseller/learnGitBranching,Haemaru/learnGitBranching,myopensrc/learnGitBranching,alexeiberkov/learnGitBranching,YihanWang2015/learnGitBranching,hugo-/learnGitBranching,iambocai/learnGitBranching,alskjstl/learnGitBranching,DD-L/learnGitBranching,alexeiberkov/learnGitBranching,behind2/learnGitBranching,linglaiyao1314/learnGitBranching,william0503/learnGitBranching,WilBeCoding/learnGitBranching,bopo/learnGitBranching,Maximaximum/learnGitBranching,pcottle/learnGitBranching,lxbyes/learnGitBranching,HoldenMills/learnGitBranching,xumeng/learnGitBranching,alskjstl/learnGitBranching