[maven-release-plugin] prepare for next development iteration
UP-3757 Update to plexus-archiver 2.3
UP-3760 - Adding portlet on locked tab/column

This commit is only a try to remove whitespace before all other commit
of this PR.
UP-3760 - Adding portlet on locked tab/column

Solve ISSUE in adding a management of the error in the controller with a local message to return of the
user in waiting this is managed and shown in the UI. So an improvment of
the UI still exist after this commit.
UP-3760 - Adding portlet on locked tab/column

Adding a content where to show messages returned from api actions.
UP-3760 - Adding portlet on locked tab/column

This commit is to hide in the portal gallery the menu add portlet when
there isn't a column that as the class canAddChildren, also this update
the gallery menu when a column is added or deleted
UP-3760 - Adding portlet on locked tab/column

Add filtering on locked tab to avoid to purpose to the user to add the
used portlet in a locked tab.
UP-3708 - Solve a bug on feature

Solve issue on sidebar element shown, the sidebar group should be shown if there is an element in the current sidebargroup not if there is an element on all sidebargroups
UP-3763:  Now that we've fixed the non-appearance of header/footer portlets in mUniversality, choose 'hideInMobile=true' for our existing header/footer portlets because they're not ready
UP-3762:  Add ability for users to select a background image to apply to desktop and mobile pages
UP-3551:  Re-apply an earlier fix that got whiped out
Add hsql shutdown to assembly clean
UP-3769 Only do sub-select if channelIds exist
UP-3762:  Fix mismatched file path
UP-3775:  Fix duplicate id blocking display of permissions in IE9/10
Merge pull request #143 from jgribonvald/patch-1

NOJIRA - Solve an issue on feature UP-3708
UP-3774 Integrate announcement portlet as overlay portlet
UP-3762:  Mobile background image widget was not appearing in mUniversality list view;  this commit fixes that
NOJIRA:  Refactor json.xsl to move portlet serialization to its own template
UP-3779:  Enhance json.xsl (JSON rendering theme) to include info about portlets that are not within tabs and columns