--- a/docs/HISTORY.txt	Mon May 20 11:30:16 2019 +0200
+++ b/docs/HISTORY.txt	Wed May 22 15:15:52 2019 +0200
@@ -1,6 +1,15 @@
 History
 =======
 
+0.1.50
+------
+ - updated review request handling to get a copy of current reviewers list before updating and setting it, instead of
+   updating current reviewers list "in place"
+ - removed required attribute on key-number paragraph's "number" property
+ - removed useless restrictions factory on shared resources manager
+ - removed deprecated Youtube "showinfo" videos setting
+ - added optional data type on shared topics
+
 0.1.49.1
 --------
  - corrected syntax error in paragraph's renderer selection widget template