[TASK] Show a FlashMessage when conf.py is temporarily modified for JSON output

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sphinx/trunk@75427 735d13b6-9817-0410-8766-e36946ffe9aa
[FEATURE] #48340: Add detection of global sphinx

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/sphinx/trunk@75428 735d13b6-9817-0410-8766-e36946ffe9aa