bump up version to rc2

bump dockerfiles up to use pg version 11

fix merge conflicts

Merge pull request CrunchyData#385 from xenophenes/develop

issue CrunchyData#367

set default storage size to 1G

fix pgpool break

fix backup commands on apiserver to return on auth error correctly

Merge pull request CrunchyData#329 from xenophenes/master

Documentation clean-up and regeneration for 3.2.0

changed pgo-backrest to issue commands using bash and source the .bas…

…hrc in order for backrest commands to work on rhel systems

fix bug in --secret-from and --password logic