EDIT

organizing imports

#4716 reduicing clutter in the lucene index and solving performance problems which probably fixes #4277 and #3663

#4761 performance improvent of massindexer by using new hibernate 5 massindexer, speedup by 3x

#4761 performance improvent of massindexer by using new hibernate 5 massindexer, speedup by 3x

#4761 avoiding deprecations in highlighter api

#4761 updating means to obtain the IndexManager to new hibernate search api and extending according test

#4761 TopDocs adapting to removed IndexSearcher.setDefaultFieldSortScoring(boolean, boolean) method

#4761 TopDocs now supports maxScore, so TopGroupsWithMaxScore has become obsolete

#4761 correcting usage of new paramaters joinQuery parameters ScoreMode and multipleValuesPerDocument

#4761 fixing broken area filter join query, by circumventing a bug in lucene LUCENE-4824 (numeric fields not supported in join queries)