Add config schema and parser for new AbstractDynamicMetadataResolver options

Options related to new persistent caching support. This will be for the schema type DynamicMetadataProviderType.

Options to add are:

• cache manager bean ref

• special case for cache manager: allow a cache directory as string, wire an inline filesystem manager

• cache key function ref

• cache initialization predicate ref

• init in background flag

• init in background delay