Added "Bugfixes" section to release notes for 3.1.2.
Added "Bugfixes" section to release notes for 3.1.2.

solarissmoke/django,felixxm/django,adamchainz/django,rsalmaso/django,dsanders11/django,pauloxnet/django,takis/django,solarissmoke/django,MarkusH/django,elena/django,MarkusH/django,auvipy/django,elena/django,adamchainz/django,manhhomienbienthuy/django,dsanders11/django,pauloxnet/django,shaib/django,googleinterns/django,solarissmoke/django,manhhomienbienthuy/django,freakboy3742/django,apollo13/django,blighj/django,rsalmaso/django,apollo13/django,django/django,atul-bhouraskar/django,googleinterns/django,solarissmoke/django,koordinates/django,apollo13/django,takis/django,adamchainz/django,atul-bhouraskar/django,monetate/django,koordinates/django,wkschwartz/django,auvipy/django,wkschwartz/django,manhhomienbienthuy/django,atul-bhouraskar/django,freakboy3742/django,blighj/django,koordinates/django,pauloxnet/django,MarkusH/django,ghickman/django,django/django,django/django,pauloxnet/django,elena/django,ghickman/django,auvipy/django,googleinterns/django,blighj/django,googleinterns/django,ghickman/django,shaib/django,shaib/django,rsalmaso/django,monetate/django,wkschwartz/django,koordinates/django,shaib/django,adamchainz/django,takis/django,rsalmaso/django,dsanders11/django,felixxm/django,atul-bhouraskar/django,auvipy/django,ghickman/django,freakboy3742/django,dsanders11/django,manhhomienbienthuy/django,felixxm/django,monetate/django,monetate/django,apollo13/django,felixxm/django,blighj/django,MarkusH/django,wkschwartz/django,django/django,takis/django,elena/django