Manage Google Tasks list.
Usage:
todo ls
todo add <task>
todo done <id>
todo edit <id> <task>
Uses a file called client_details in the same directory as the script to determine the client_id and client_secret, on the first and second line respectively.
This adds starred email to Google Tasks. It looks for login details in a login_detail file in the same directory as the script. This should contain the username on the firs line and the password on the second.