Update modulefile for 3.0.0-rc2

Added heat to release list for Havana modules (3.0.0). Updated
fixtures, gitreview, Modulefile, and README in preparation for release.

Change-Id: I083d859553e8d61040618ac25d5beea8ee024e19
make auth_encryption_key a parameter

Also add tests for heat::engine

Change-Id: Ic84344060eaad006026fb6b66d569efa3d2592e3
Closes-Bug: #1249280
(cherry picked from commit 9a885b068b90e1e9d89a6ceee7b857b06fc090ea)
Updated mysql dependency to correct range

Updated mysql dependency to correct range to match puppet-openstack
modules.

Change-Id: Ibca861ce35fa3da14410543335b0c736c1bf2be5
(cherry picked from commit 5d3d4b385ad1d014e41c40cab6e843c9789d212a)

Conflicts:
	Modulefile

Change-Id: Ibca861ce35fa3da14410543335b0c736c1bf2be5
Release candidate 3.0.0-rc3

Updated Modulefile for release candidate 3.

Change-Id: I202cc5ffe5f8266c45501552861e3e97d3459e4f
Release 3.0.0

Updated modulefile for release 3.0.0

Change-Id: If854f018704d9cfe6da0deb13e931caa8649daca
Merge branch 'stable/havana' of https://github.com/stackforge/puppet-heat into havana