gdatacopier
GDataCopier provides a complete set command line utilities to manage Google Docs (the syntax of which largely resembles scp) that allow users to
* gls - list documents on the Google document system
* gcp - export and import documents on the Google document system
* gmkdir - make directories on the Google docs system
* grm - remove documents and folders on the Google docs system
* gmv - move documents in and out of folder on the Google docs system