Fixed minor problem with serialization of null collections for map entry and map record.
Removed check for entry notes from projectRecords.js
MAP-373:  Added Jpa CRUD services for RF2 objects
MAP-500:  Added instruction text for keyboard shortcut to add notes
MAP-437:  Work widgets now remember tab state
Merge branch 'develop' of https://github.com/WestCoastInformatics/OTF-Mapping-Service into develop