- add support for top level VirtualDirectory container for local files
- fix race condition in getCarvedDirectoryId()
Define reserved virtual dir names
implement LocalFile object, and querying it.  Refactor DerivedFile
implement defautl visits for local file
jni datamodel: add notion of local paths to AbstractFile and support to read local files.
Refactor related classes descendants of AbstractFile
jni bindings: add local file API
jni datamodel: add support for file_paths to be local or absolute.  LocalFile path is absolite, while derived is relative to case.
adjust comment
adjust comments
rename method and make public
jni datamodel tighter lock in FsContent.getFileSystem()
update log msg and comment
update javadoc for getImage()
fix log message
AbstractFile, fix toString, rename member fields, update comments
rename LocalFiles special folder
rename internal read method
Merge branch 'master' of https://github.com/sleuthkit/sleuthkit into local-files
update gold standard URL
update datamodel gold standards after unalloc grouping change and adding local files support (which could have changed toString() )