Added 2.9 branch

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/devlog/branches/devlog-2_9@29405 735d13b6-9817-0410-8766-e36946ffe9aa
Updated for compatibility with TYPO3 4.7, resolves #36957


git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/devlog/branches/devlog-2_9@61768 735d13b6-9817-0410-8766-e36946ffe9aa
Released to TER as version 2.9.3


git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/devlog/branches/devlog-2_9@61769 735d13b6-9817-0410-8766-e36946ffe9aa
Fixed one forgotten compatibility issue, resolves #36957
Released to TER as version 2.9.4


git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/devlog/branches/devlog-2_9@61799 735d13b6-9817-0410-8766-e36946ffe9aa