Check root parent only if root does not exist (useful for ~/.luarocks, avoids breakage with /usr/local). Closes #100.
Check root parent only if root does not exist (useful for ~/.luarocks, avoids breakage with /usr/local). Closes #100.

keplerproject/luarocks,robooo/luarocks,xpol/luavm,usstwxy/luarocks,coderstudy/luarocks,tst2005/luarocks,starius/luarocks,leafo/luarocks,tarantool/luarocks,xiaq/luarocks,ignacio/luarocks,luarocks/luarocks,xpol/luavm,keplerproject/luarocks,ignacio/luarocks,xpol/luainstaller,rrthomas/luarocks,usstwxy/luarocks,coderstudy/luarocks,robooo/luarocks,xpol/luainstaller,ignacio/luarocks,starius/luarocks,lxbgit/luarocks,xpol/luainstaller,keplerproject/luarocks,xiaq/luarocks,starius/luarocks,lxbgit/luarocks,aryajur/luarocks,xpol/luavm,rrthomas/luarocks,xpol/luavm,usstwxy/luarocks,aryajur/luarocks,coderstudy/luarocks,xpol/luarocks,aryajur/luarocks,tst2005/luarocks,tarantool/luarocks,luarocks/luarocks,ignacio/luarocks,robooo/luarocks,tarantool/luarocks,xpol/luarocks,usstwxy/luarocks,leafo/luarocks,robooo/luarocks,xiaq/luarocks,rrthomas/luarocks,xpol/luarocks,lxbgit/luarocks,coderstudy/luarocks,leafo/luarocks,tst2005/luarocks,xpol/luarocks,aryajur/luarocks,xpol/luavm,xpol/luainstaller,luarocks/luarocks,starius/luarocks,keplerproject/luarocks,rrthomas/luarocks,lxbgit/luarocks,xiaq/luarocks,tst2005/luarocks