Tycho upgraded from 0.15.0 to 0.19.0.  Seems to still work.. ;)
tycho-p2-director-plugin had to be moved from parent to
eclipse-repository artifact; @see
http://stackoverflow.com/questions/15006721/configuration-issue-with-tycho-maven-tycho-build-extension-not-configured
Merge pull request #4 from vorburger/tychoUpgraded

Tycho upgraded from 0.15.0 to 0.19.0.  Seems to still work.. ;)