Bumped version numbers
Updated What's New
Updated What's NEWS
Fix incorrect rackspace reference
Link to the configuration documentation
Merge pull request #982 from ClusterHQ/disable-firewall-FLOC-1007

Add instructions to disable firewalld on Fedora.
Merge pull request #978 from ClusterHQ/release/flocker-0.3.1

Release Flocker-0.3.1

Authors: @wallrj
Reviewers: @dwgebler, @robhaswell

Fixes: https://clusterhq.atlassian.net/browse/FLOC-1004