a couple of library cache clearing methods and moves them to CacheHelperExtensions. Fixes #U4-1653 for 6.1 and updates ExamineEvents to
ensure that Examine re-indexes media on all of the correct events (including Trashed). Changes for Caching are being done to begin work with
CD-148
to all be lazy resolvers as they are not needed instantly on app startup (not needed by the front-end) This will
make app startup a lot quicker. Fixes ActionsResolver to not use the PluginManager to resolve the types when it
is instantiating them since these are passed in the ctor. Updates all unit tests to use lazy delegate for these resolvers
and they are all passing.
inheritance in complex situations like the new LazyManyObjectsResolverBase.
Creates the new LazyManyObjectsResolverBase to lazily resolve types in order to create them. This is for
work item : #U4-1522
Adds unit test to support.
