Update jQuery to 1.11.1 for Vellum

This includes updating jquery-ui to 1.11.2
Uses jquery-migrate to get support for old things like $.browser
Limit use of jQuery 1.11 et al to formdesigner
Update to vellum:jstree-drag-drop-bug

vellum:8dcf0d4
update staging.yaml

[ci skip]
Merge remote-tracking branch 'origin/remove-hutch' into autostaging
Merge remote-tracking branch 'origin/subscription-no-contact-info' into autostaging
Merge remote-tracking branch 'origin/revert-4574-revert-4553-case-list-redesign' into autostaging
Merge remote-tracking branch 'origin/revert-4205-revert-3841-86347-2' into autostaging
Merge remote-tracking branch 'origin/reduce-location_' into autostaging
Merge remote-tracking branch 'origin/archive-location' into autostaging
Merge remote-tracking branch 'origin/masterlist-workflow' into autostaging
Merge remote-tracking branch 'origin/graphing+double-management' into autostaging
Merge branch 'bulk-app-translate' into autostaging
Merge remote-tracking branch 'origin/share-fixtures' into autostaging
Merge remote-tracking branch 'origin/autocomplete-case-sharing' into autostaging
Merge remote-tracking branch 'origin/logos' into autostaging
Merge remote-tracking branch 'origin/hq-dropdown+custom_user_data' into autostaging
Merge remote-tracking branch 'origin/hq-dropdown' into autostaging
Merge branch '142623-jstree-upgrade' into autostaging
update submodule refs