fixed #6768
fixes #6804
fixes #6806
Merge remote-tracking branch 'origin/master-3.1' into issue-6806-allow-index.html-as-homepage
#6806 added validation in ContentletAPI for htmlpages
#6806 added validation message in ContentletAPI for htmlpages
#6806 allow pages without extenstions to be renamed in the browser
#6806 allow rename in browser even extension
Fixes #6752 : Final changes.
#6155
Merge branch 'master-3.1' of https://github.com/dotCMS/core into master-3.1
#6128
fixes #6754
Fixes #6526 update the licenseManagerPortletUrl attribute
fixes #6313 Cache Drop-down list
#6615 : Revert changes to simplify code review.
Fixes #6615 : Re-adding previous changes.
#6757
Merge pull request #6769 from dotCMS/issue-6768-lots-o-index-hits-in-workflow-list

fixed #6768
Fixes #6528 adds event to refresh list