[UIMA-5427] indexCovered should not return reference annotation
- Fix indexCovered to no longer return reference annotation
- Improved JavaDoc
- Added unit test


git-svn-id: https://svn.apache.org/repos/asf/uima/uimafit/trunk@1795203 13f79535-47bb-0310-9956-ffa450edef68
3 files changed