nverinaud

# Add a library

$ git remote add -f lib/[libname] [lib-remote-URL]              # Add the lib remote and fetch
$ git read-tree --prefix=lib/[libname]/ -u lib/[libname]/master # Import the library files
$ git commit -m "Add [libname] library."                        # Commit the added library
$ git push                                                      # We're done ! 

# Update to the latest version of a library

$ git pull -s subtree --squash --no-commit lib/[libname] master # Update files of the library