New Deep Hierarchy processing strategy is in progress
First deep mapping test for proto as src and draft version of DeepHierarchyUtils
Add test for deep indexed mapping + fixes according to new test
clear and fix DeepHierarchyUtils and ProtoFieldPropertyDescriptor, add more test cases for deep mapping when proto as a source.
Add deep mapping test with last indexed field. Test for isIndexed implemented correctly for proto
Add comment to genericType interface method and some comments to using hintContainer in the DeepHierarchyUtils
Merge pull request #48 from Spikhalsky/proto-src-deep-mapping

Support deep mapping if proto field is a source for Protobuf support issue #33