Consolidate sync/postgresql configuration; more templating
PostgreSQL.package_name config, don't rely on packages_map
pg_data_dir now defaults to system default + cosmetic
PostgreSQL package_names array
Add PostgreSQL service_name property
Use UTC in postgresql.conf, localtime don't work on centos at least
aws/sync.rb: Working backword-compatibility postgres role
PostgreSQL confirm data_dir access even when default
aws/sync.rb: Mount to /var/lib/pgsql9; use default data_dir
aws/sync.rb: Upgrade to ami 2014.03
PostgreSQL rdoc
PostgreSQL pg_configure no longer needs to chmod data_dir
PostgreSQL install return changes
Remove vestiges of package_map
rdoc updates for RHEL and Ubuntu
Bump to version 2.2.0
Merge branch 'postgres-ii' into dev

* Resolves #2 Use templates to replace current rhel and ubuntu pg
  config split
* Resolves #3 Use distro default postgres data directory, by default
* Resolves #4 No elevated permissions (trust, etc.) in postgres by default
* Configuration is now PostgreSQL 9.3 ready (9.1-9.3 compatible)
Merge branch 'remove-package-map' into dev
RunUser: System user/group, default home is run_dir
Merge branch 'run-user-settings' into dev