Prepare release 5.6.0 [skip ci]

CHANGELOG

@@ -1,3 +1,6 @@
+Version 5.6.0 - 2020-05-04
+* Bug fixes (see mercurial logs for details)
+
 Version 5.4.0 - 2019-11-04
 * Bug fixes (see mercurial logs for details)
 

COPYRIGHT

@@ -1,5 +1,5 @@
-Copyright (c) 2017-2019 B2CK.
-Copyright (c) 2017-2019 Cédric Krier.
+Copyright (c) 2017-2020 B2CK.
+Copyright (c) 2017-2020 Cédric Krier.
 Copyright (c) 2017 Nicolas Évrard.
 
 This program is free software: you can redistribute it and/or modify

trytond_gis/__init__.py

@@ -4,7 +4,7 @@ from trytond.config import config
 
 from .const import WGS_84
 
-__version__ = "5.5.0"
+__version__ = "5.6.0"
 
 
 class _GeoJSON(dict):