92323: Merged 5.0.N (5.0.1) to HEAD-BUG-FIX (5.1/Cloud)
92224: Merged V4.2-BUG-FIX (4.2.5) to 5.0.N (5.0.1)
92166: MNT-12534: Javascript Mail action does not handle the subjectParams parameter
Added a check for null parameters.
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@94868 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261