Resolves #56790: Remove dependency on extension div2007

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sr_feuser_register/trunk@84213 735d13b6-9817-0410-8766-e36946ffe9aa
Updated manual

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sr_feuser_register/trunk@84216 735d13b6-9817-0410-8766-e36946ffe9aa
Fix PHP warning in tx_srfeuserregister_select_dmcategories

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sr_feuser_register/trunk@84218 735d13b6-9817-0410-8766-e36946ffe9aa
Missing doNotEnforceUsername in static template

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sr_feuser_register/trunk@84219 735d13b6-9817-0410-8766-e36946ffe9aa
Fix incorrect behaviour when using email as username

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sr_feuser_register/trunk@84220 735d13b6-9817-0410-8766-e36946ffe9aa