INT-3094 Fix JSON Package Tangle
Move JSON 'discovery' classes to .support.json (used by
.json and .transformer - ObjectToMapTransformer)
INT-3094 Fix JSON Class Tangle
Separate factory methods to avoid class tangle.
Remove tight tangle between parser and mapper.
INT-3094 Fix Core Package Tangle
Move NamedComponent from .context to .support.context
(Used by .history, and .context references .store which references
.history through .util.)
INT-3094: fix 'support.json' package class-cycle
INT-3094 Polishing - PR Comments
Remove parser provider and make parsers public.