ref #7993: missed to commit some changes to catch 403 Exceptiojn
ref #7268 Implement own extension point for preferences # Conflicts: # eu.etaxonomy.taxeditor.workbench/fragment.e4xmi
ref #7006 Revert opcoach plugin for preferences
ref #6913 Remove e3 plugin extensions
ref #7007 Migrate bulk editor preference pages
ref #6910 Fix "Open in referencing objects view" menu visibility - clean up plugin.xml files
ref #6913 Remove e3 context menus and views
ref #6932 Migrate marker type handler
ref #6932 Migrate bulk context menu (non-functional)
ref #6932 Migrate bulk editor (non-stable)
ref #6598 migrate/remove open handlers
ref #6910 Migrate referencing objects view
Fix context menu of bulk editor and media view
ref #5329: refactor convertPerson2Team handler
ref #6733 Make model fragment IDs unique
fix #6579 Add missing menu separators
Delete unused menu extension
fix #6587 Correctly order "Window" menu
ref #6566 Migrate "Show View" entries
ref #6566 Sort main menu