add python-virtualenv to deps, make keystone print to stdout
diff --git a/stack.sh b/stack.sh
index 35641b8..b20ac03 100755
--- a/stack.sh
+++ b/stack.sh
@@ -431,7 +431,7 @@
fi
if [[ "$ENABLED_SERVICES" =~ "key" ]]; then
- screen_it key "cd $KEYSTONE_DIR && $KEYSTONE_DIR/bin/keystone --config-file $KEYSTONE_CONF"
+ screen_it key "cd $KEYSTONE_DIR && $KEYSTONE_DIR/bin/keystone --config-file $KEYSTONE_CONF -d"
while ! wget -q -O- http://127.0.0.1:5000; do
echo "Waiting for keystone to start..."
sleep 1