Only closes the file pointer if the file was opened.
Merge pull request #32 from clearskies/linux-paste

Linux paste support (require xclip to be installed on system)
Added a few explanations to common error messages
Merge branch 'master' of github.com:Barbatos/ioq3-for-UrbanTerror-4
Pwetty console colours <3
Added soundhax (s_soundhax) and playing messages (s_debug)