Fix cleaning of in-game names ending with '^'
Implement color reset string ^* in UI text drawing
Merge branch 'color_issue307' of github.com:slipher/Unvanquished

This fixes #307.
Always use WWW downloads.

cl_wwwDownload was only used to tell the server we were an old client.
The client didn't even check if it was on when the server sent
www download messages.
Remove unused (^C^V from Urban Terror?) defines
Remove the automatic "needhealth" vsay when trying to use an unavailable medkit.
Add an automatic vsay when throwing a grenade.