Updated locks to work with next embedded mutex.
Added /colors command to toggle coloring.
Changed /color to /theme and made mono theme default.
Added comments and /shutdown command.
Resolved merge conflict.
Fixed formatting and made color default.
Added /shutdown and /theme to help text.
Merge pull request #41 from empathetic-alligator/master

Added /color command and fixed lock bug.
Fixed memory leak.

c.Msg was never getting closed on client exit. This should fix issue #48
Merge pull request #50 from empathetic-alligator/master

Fixed memory leak.