Keyboard shortcut to advance troops

Concise description:
How this will benefit the site and/or other comments:
- Just like you can type "b" for "begin turn", etc...
Maybe "m" for "move", or "i" for "invade"?
How this will benefit the site and/or other comments:
- It'd be just a minor improvement to the site, but make it more user-friendly, and it's easy to do