Fix upstart options (all daemon use --conf_file)

All except vnswad (--config_file).
A LP bug is opened for rename --conf_file to --conf-file
https://bugs.launchpad.net/opencontrail/+bug/1311408
install issue: delete version of contrail-vrouter

contrail-vrouter is virtual package.
it has no version.
Merge pull request #60 from junpei-yoshino/fix/install-issue

install issue: delete version of contrail-vrouter
Merge pull request #59 from sbadia/fix-upstart

Fix upstart options (all daemon use --conf_file)