Some warnings cleanup, some README cleanup, and some clearing of manager cache on map record loading mojos.
MAP-762, MAP-947: conceptjpa cascades only description and relationship (to solve a delta loader issue), cleanup of various things including some coding issues.  implementation of separate field lists for different kinds of sorting.
CLEANUP, MAP-947, MAP-873: Remove "TODO" javadoc messages, fixes and improvements to searching.  Improvements in map record and map note loader performance.
MAP-947: finishing touches.  also get swagger working again with base.url.
Merge branch 'develop' of https://github.com/WestCoastInformatics/OTF-Mapping-Service into develop

Conflicts:
	admin/mojo/src/main/java/org/ihtsdo/otf/mapping/mojo/MapRecordRf2ComplexMapSampleLoaderMojo.java
	jpa-services/src/main/java/org/ihtsdo/otf/mapping/jpa/services/ReportServiceJpa.java