remove unused variable
remove unused variable

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