Update the base class to accept `version` parameter
Add remaining params to init.pp, and update tests
Update uses of 'postgresql' to 'postgresql::client'
Provide version for ubuntu 12.10
Merge pull request #69 from Seldaek/patch-1

Provide version for ubuntu 12.10
Clean up docs for base class (init.pp)
updating the switch statement looking at osfamily
Updating params.

The OS Family for Amazon Linux is "Linux", and $::operatingsystem is
"Amazon".
data dirs on amazon differ
Merge pull request #39 from haf/amz-linux

Amz linux
Merge pull request #66 from cprice-puppet/maint/master/allow-version-param-in-main-init

Change API to expose non-default pg version support via main type