Merge pull request SciTools#1226 from bjlittle/release_version

Update version for release

Merge pull request SciTools#1216 from bjlittle/release_version_beta

Update release version for beta.

Iris v1.6.1 - 18 February 2014

Iris v1.6.1 release candidate 1

Iris v1.6.0

Updated version to v1.5.1

Tagged Iris v1.5.0

Release v1.4.0 - 14 June 2013

Iris v1.4.0rc1 - 6 June 2013

Iris 1.3.0