[BUGFIX] Version in composer should be 1.4.0

Change-Id: I873d7ad1b763e6d69fec81513ff7ae13f9e700e0
Reviewed-on: http://review.typo3.org/35028
Reviewed-by: Xavier Perseguers <xavier@typo3.org>
Tested-by: Xavier Perseguers <xavier@typo3.org>