Tag 5.6.0 with Python support

Tag 5.6.dev10 pre-release with bin/omero removal

Tag 5.6.dev9 pre-release with StringColumn Unicode fix

Tag 5.6.dev8 with OMERODIR requirement

Tag 5.6.dev7 with minor fixes

Tag 5.6.dev6 pre-release with packaging changes (omero_ext.path, Pillow)

Tag 5.6.dev5 with fixes for pyinotify

Tag 5.6.dev4 pre-release

Tag 5.6.dev3 with numerous fixes

Tag 5.6.dev2 with integration tests passing under Python 2 and Python 3

This does not include ongoing work on OMERO.tables and the byte/string return type of the file reading API.