Merge branch 'release/pybis-1.9.0'

pybis/src/python/CHANGELOG.md

@@ -4,6 +4,7 @@
 * new: search, create, update and delete Plugins
 * new: create and update Sample Types
 * freeze entities to prevent changes
+* added more tests
 
 ## Changes with pybis-1.8.5
 

pybis/src/python/README.md

@@ -519,7 +519,7 @@ o.get_tag('TAG_Name')
 
 tag.get_experiments()
 tag.get_samples()
-tag.get_owner()
+tag.get_owner()   # returns a person object
 tag.delete('why?')
 ```