* TCAIndexer is now able to resolve relations of any kind by using TYPO3
Core API.
* Indexed will be a single string or an array, depending of how many
relations were resolved.
* The same value will be indexed as shown by TCA in backend while
editing or displaying.
* FEATURE: Added tests for hook and implemented logic
* To enable updating search index on modifications through TYPO3 API.
* BUGFIX: Fix path for unit test coverage report
* To fix failing delivery to scrutinizer.
* FEATURE: Add code coverage for tests to travis and scrutinizer
* To detect which parts still need to be tested
* BUGFIX: Fix broken TYPO3 installation for tests
* We need the source, otherwise a base test file will be missing