Makefile: add uninstall target
Makefile: add uninstall target

luarocks/luarocks,tarantool/luarocks,keplerproject/luarocks,keplerproject/luarocks,luarocks/luarocks,tarantool/luarocks,keplerproject/luarocks,keplerproject/luarocks,tarantool/luarocks,luarocks/luarocks