0.3.0 (2018-09-27)
    Added mulitple search routes for testing search with boosting, fieldsearch, etc
    Fixed marshaling of arbitrary json (array/string) for nationality and alternativeName
    Added importer util for testing direct imports from rdf store
0.2.0 (2018-09-23)
    Added document template parsing for persons and places
    Added tests for document template parsing
0.1.0 (2018-09-20)
    Implemented Koha indexer (collecting holding information)
    Implemented indexer DB
    Simple search forwarding to ES
    Indexing methods to support legacy services and documents
    Basic support of new Euler documents
    Authority index
0.0.1 (2018-05-07)
    Application setup