Add dict_to_protobuf.
Add an option to ignore extra fields when converting dicts to PB.
Fix bug in recursive dict_to_protobuf.
Added unittests.
Add support for extensions.
Merge pull request #2 from Livefyre/tags_storage

Add support for extensions.
Support enum values by name.
Ensure we handle repeated enums.
Merge pull request #3 from Livefyre/enum_string_values_from_dict

Support enum values by name.
Updating README.md to credit contributors.