Basic filter handling, optimized JS

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/esolr/trunk@81467 735d13b6-9817-0410-8766-e36946ffe9aa
Set required fields in tca configuration

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/esolr/trunk@81468 735d13b6-9817-0410-8766-e36946ffe9aa