Fixed unneeded imports.
Added methods to iterate ArchiveItems in an ArchiveCollection.

Added three methods to ArchiveCollection.

* getArchiveIds() - retrieve the set of ids
* getArchiveItems() - retrieve the collection of ArchiveItems
* getArchiveItem(id) - get an individual ArchiveItem by id

Also added unit tests to ArchiveCollectionTest.
Implemented CUE conversion and TOC createion for TrackType.

Added method to parse the correct TrackType from the TOC
field or return the new ```TrackType.UKNOWN``` if the parse
fails.

Added text fields to provide a robust convert to the correct
CUE file syntax for the TrackType.
Added TrackType support to AudioTrack class.
Added TrackType parsing to TocItemRecord.
Added new CollectionManager project.
Removed failing test as parser for differing tracks.
Added flag detection for Manager CLI.
Pull in documentation changes from master.