Upgrade maven to use FM6
Upgrade flexmojos version to 6.1 Internal
Merge branch 'feature/fm6' into develop

* feature/fm6:
  Upgrade flexmojos version to 6.1 Internal
  Upgrade maven to use FM6
[maven-release-plugin] prepare release v1.4.3
[maven-release-plugin] prepare for next development iteration
Merge branch 'release/1.4.3' into develop

* release/1.4.3:
  [maven-release-plugin] prepare for next development iteration
  [maven-release-plugin] prepare release v1.4.3