Added some optimization to avoid calling package_toplevel_directory() unless we have to
Added some optimization to avoid calling package_toplevel_directory() unless we have to

tpkg/server,tpkg/pkgs,jaeheung90/tpkg-client,tpkg/server,tpkg/pkgs,tpkg/client,tpkg/server,jaeheung90/tpkg-client,tpkg/pkgs,tpkg/client,tpkg/client,jaeheung90/tpkg-client