BZ #1092604 - Add params to specify qpid port (ssl/standard).

https://bugzilla.redhat.com/show_bug.cgi?id=1092604

When using compute with an HA setup, the user may need to change the default
values, but we want to keep the existing configuration as is for non-HA setups.
Merge pull request #199 from jguiditta/ha_qpid_compute

BZ #1092604 - Add params to specify qpid port (ssl/standard).