document changes

CHANGES.md

 # eduGAIN Access Check Changelog
 
+## Version 1.0.3 (07/05/2018)
+
+* fix multivalued user attributes handling
+
 ## Version 1.0.2 (18/04/2018)
 
-* ensure UTF8 encding of user attributes
+* ensure UTF8 encoding of user attributes
 
 ## Version 1.0.1 (15/03/2018)