Version 1.5.2

• fixes a problem with DataArray.get_slice in combination with a RangeDimension (#529 )
• fixes an issue with reading more than 1d string data (#531)
• old-style metadata string values are now read and returned as proper strings and no longer byte strings (#530)
• sets the maximum recursion depth of the Section.pprint to unlimited (max_depth = -1) as default (#523
• aligns the internal version numbers with the realease version number (#528)
• solves an inconsistency in error handling #525
• corrects the block creating without name and type #524
• manifests the long-ago drop of python 2 support in the setup.py #465