Merge branch 'changelog' into 'devel_12.1.x'

changelog updated

See merge request !468

CHANGELOG

+minerva (12.1.0~beta.4) experimental; urgency=medium
+  * Bug fix: partial zooming is disabled due to issues with hierarchical overlay
+  * Bug fix: search results were not visible after initial search on top map
+  * Bug fix: going to export page and back was breaking a map
+  * Bug fix: export of special characters in pdf is working
+    
+ -- Piotr Gawron <piotr.gawron@uni.lu>  Wed, 17 Oct 2018 14:00:00 +0200
+
 minerva (12.1.0~beta.3) experimental; urgency=medium
   * Bug fix: double login with new LDAP credentials doesn't raise error
   * Bug fix: empty LDAP filter doesn't raise error