Add changes-5.1.1 file
Add changes-5.1.1 file

Change-Id: I619cadbd90dcc71b7f3b1f56acb86629fd7bd1b2
Reviewed-by: Sergio Ahumada <27ca633ce817d1c3858ceeac3c99febb78411853@digia.com>

kobolabs/qtgraphicaleffects