Implement note annotations

This transforms note annotations and index them into solr which are then requested by emo-bundle for providing Text API with note annotations for displaying in Tido Viewer.

Please refer to https://github.com/subugoe/EMOBundle/commit/98d55cb9a98730a79e492561a8bb877e9694c9ce for changes to EMO Bundle as regard to Text API

Resolve #20 (closed), #29 (closed)