debian: Changes a wrong env variable from INSTALLCHROOT to INSTALLDIR
Exported DISTRIBUTION and TEMPLATE_NAME from Makefile
Added ability for build pre/post scripts to reside in $SCRIPTSDIR/$DIST directory
Allow multiple args to be passed and printed by color output function
Modified test.sh to reflect new changes to functions.sh
Cleanup prepare_image

Conflicts:
	prepare_image
Changed qubeize_image to use umount_kill instead of umount to prevent umount busy errors
Turned off xtrace during umount process
Added a cache so mounts listed twice do not try to get umounted twice