Enable trusty

Enable Trusty Tahir (14.04) the next Ubuntu LTS release.

Change-Id: I48fe52345fefaf9ac7ba4be7d3f5675f72eea754
Signed-off-by: Chuck Short <chuck.short@canonical.com>
diff --git a/stack.sh b/stack.sh
index 6de7599..36312ea 100755
--- a/stack.sh
+++ b/stack.sh
@@ -131,7 +131,7 @@
 
 # Warn users who aren't on an explicitly supported distro, but allow them to
 # override check and attempt installation with ``FORCE=yes ./stack``
-if [[ ! ${DISTRO} =~ (oneiric|precise|quantal|raring|saucy|7.0|wheezy|sid|testing|jessie|f16|f17|f18|f19|opensuse-12.2|rhel6) ]]; then
+if [[ ! ${DISTRO} =~ (oneiric|precise|quantal|raring|saucy|trusty|7.0|wheezy|sid|testing|jessie|f16|f17|f18|f19|opensuse-12.2|rhel6) ]]; then
     echo "WARNING: this script has not been tested on $DISTRO"
     if [[ "$FORCE" != "yes" ]]; then
         die $LINENO "If you wish to run this script anyway run with FORCE=yes"