Minor update to clarify function names in LDPathTransform.
Fix checkstyle error.
Replacing DefaultFilter with NodePropertyFilter (which allows node and property events), updating SimpleObserver to suppress duplicate events
Resolve https://www.pivotaltracker.com/story/show/57589414

- Fix File.getCanonicalPath()/File.getAbsolutePath() mismatch
- Disable FedoraBackupFSIT due to MacOS-X error