Major Refactor of Historical Bloomberg + playback

1. Renamed namespace of WranglerDataStructures  to
DataWrangler.Structures
2. Renamed BlbgTickDataWrangler to TickDataWrangler to reflect
non-bloomberg only scope
3. Refactored BBHistTickDataHandler as a IHistoricalAdapter
4. Tested to ensure BBHistTickDataHandler feeds into HistoricDataHandle