Fix for lp:1187263

Postgres tests actually pass.
Update changelog
Merge lp:~brianaker/gearmand/1187263 Build: jenkins-Gearmand-610
Update support for SSL (add basic documentation).
Merge lp:~tangent-org/gearmand/1.2-build/ Build: jenkins-Gearmand-611
Merge lp:~tangent-org/gearmand/1.2-build/ Build: jenkins-Gearmand-612