Unslashify *.gem,*.rbc,.rvmrc .
Unslashify *.gem,*.rbc,.rvmrc .

arcresu pointed out that `*.gem`, `*.rbc`, `.rvmrc` might not be at
the top level in a repository. Thus, remove leading slashes for these.

chhsieh/helloworld,szymanskirafal/gitignore,bruennijs/ise.cppworkshop,chhsieh/gitTest_1,bruennijs/ise.cppworkshop,szymanskirafal/gitignore,szymanskirafal/gitignore,bruennijs/ise.cppworkshop