Stop aborting build on JDK 8.
Name the `IDataExporter` local variable `dataExporter`, not `dataImporter`.
Scope exporter registration failures to failing to register that exporter.
Add error handling for importer, deleter, and upgrader registration.

Parallels that introduced for exporter registration.
Normalize data exporter registration whitespace and exception message.

Match that adopted for importer, upgrader, and deleter.
Trivial: name IDataDeleter instance dataDeleter not dataImporter.
Drop JDK 1.6.  Require 1.7 or later.
Also note JDK 1.7 requirement in release notes HTML template.
Fix log message placeholder format: () --> {}.
UP-4049:  Implement sidebar-left and sidebar-right regions for Respondr
NOJIRA:  Remove category assignment from 'attachments' and 'tips' -- 2 portlets that users should not add to their layouts and should not see in the gallery (customize) personalization interface
UP-4051 : Add in error state to raw events table
UP-3896 : Added portlet.xml entry and created portlet configuration
UP-3896 : Added jsp and controller for favorites utilizing a _favorite tab
UP-3896 : Added fragment def and layout for _favorite tab
UP-3906 : Hide _favorite tab in tab style portals
add `favorite-lo` user

adjust _favorite-lo fragment-layout and fragment-definition to use it.
Fixes failing initportal (failing entity import) on this branch (`_favorite-lo.fragment-layout.xml` referenced non-existing `mum-lo-student-services` user).
fix typo in Favorites.portlet-definition.xml file name
add trivial EDIT mode to Favorites portlet
add link to return to Favorites portlet view mode from edit mode