Open Icehouse development

This should be accepted/merged once all the RC1 bugfixes are in.

This bumps the target version to 2014.1, effectively opening the master
branch to Icehouse development, ending the feature freeze.

The Havana release branch is cut from the previous commit in master.

Change-Id: Ia3a41177e3c91bd75b38833761f9f8af2b503e4b
Merge "Open Icehouse development"