Update CHANGES.txt

Author: Geert Vanderkelen

CHANGES.txt

@@ -22,6 +22,14 @@ v2.1.3
 - BUG#20638660: The account_locked needs value for MySQL 5.7.6
 - BUG#20653441: C/Py hangs if a query is killed
 - BUG#20987205: C/Py Django backend doesn't work with Django 1.8
+- BUG#21492815: Fix callproc when consuming results turned on
+- BUG#21529781: Fix usage of auth_plugin option with CExtension
+- BUG#21535573: Fix character decoding of identifiers using CExtension
+- BUG#21536507: Fix raising warnings as exceptions
+- BUG#21490865: Fix compiling CExtension with relocated libmysqlclient
+- BUG#21492428: Fix using passwords with leading/trailing whitespaces
+- BUG#21541244: Fix running unit tests for MySQL server 5.5
+- BUG#21782246: Fix Install check of bitness of libmysql c client fails
 
 v2.1.2b1
 ========