Fix Debian init script to not use -c.

Fix Debian init script to not use -c.

When using the init script as-is currently, it could cause issues on Debian
such as high CPU usage. This fix has worked for several people so I'm
implementing the change.  We now handle color displays properly.

(closes issue #16784)
Reported by: pabelanger
Patches:
      20100530__issue16784__2.diff.txt uploaded by tilghman (license 14)
Tested by: pabelanger, tilghman

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@269334 65c4cc65-6c06-0410-ace0-fbb531ad65f3