Added Humanity Add/Remove

Added new humanity menu under the main Admin Menu; options to add or
remove humanity from self or target player.
Added Humanity Menu to Admin Menu

Forgot to add the file to the pull request. :|
Updated textual information for user. 

Less ambiguity.
Updated textual information for user. 

Less ambiguity.
Updated remove cutText.

It was improperly stating "adding" when it should have been stating "removing". Cut and paste error for the win.
Merge pull request #35 from Cinjun/master

Added Humanity Add/Remove