FIX: compatibility bug with TYPO3 6.2, undefined method "injectPropertyMappingConfiguration". It seems like there is no using needed in TYPO3 6.2


git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/operations/trunk@85959 735d13b6-9817-0410-8766-e36946ffe9aa