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: I79f76cd0c51d5080291ba5b18930e614cb8b8924
Related-bug: PROD-17968
1 file changed