Do not override DAEMON_ARGS through /etc/default files

After adding support we faced broken configuration for openstack
services (see related bug). OS services' init.d files "sources"
/etc/defaults/{service_name} files which could override DAEMON_ARGS.

Change-Id: I24f8d13e3eb2e8f510331e33bf3e17dffc4561d0
Related-bug: PROD-17968
1 file changed