Merge branch 'hotfix/1.3.5'
Merge branch 'release/2.0.0'
Updated ical4j version
Bug Fix: Force jcommon dependency version
Bug Fix: get node ordered due to availability policy issues when open public execution course site.
Bug fix: breadcrumbs fixed in faces
move dspace migration instructions to proper place
Update MIGRATION.md
[DSI Releaser] prepare for next development iteration