Correctly get and initialize cObj

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/th_rating/trunk@85023 735d13b6-9817-0410-8766-e36946ffe9aa
Handle new setting 'displayOnly'

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/th_rating/trunk@85024 735d13b6-9817-0410-8766-e36946ffe9aa
Add new setting 'displayOnly' in example configuration

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/th_rating/trunk@85025 735d13b6-9817-0410-8766-e36946ffe9aa
Shit - forgotten closing ')'.

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/th_rating/trunk@85026 735d13b6-9817-0410-8766-e36946ffe9aa