HUE-2409 [fb] Context menu not displayed in Firefox

Stopped event bubbling in showContextMenu to allow display of context menu
HUE-2410 [core] Upgrade to font-awesome 4.2

Updated fonts and css for 4.2 upgrade of font-awesome
[HUE-2411] limit fetching autocomplete users and groups to 2000

This works around a bug in the frontend that fetches and caches the
users and groups for autocomplete text input areas. Eventually this
should be replaced with a query to the backend.
HUE-2414 [search] Timeline chart breaks when there's no extraSeries defined

Fixed KO js error
HUE-2347 [fb] Drag and drop to move files

Enable drag and drop move operation for files/directories
HUE-2402 [fb] Prettify uploading snippet

Cleaned it up visually and made it scrollable
HUE-2419 [core] Revert back progress bar color change

Changed to specific FB uploader class
HUE-2210 [search] Improve reliability of the timeline start/date fields

All the changes are sync'd between custom and pickers
Added 6hours interval
Changed non-edit mode interval to dropdown
Group by hidden if just with one value
Removed Custom from the picker interval
Updated timeline chart formatting to 24H format
HUE-2418 [search] Automatically resize sibling widgets on drop

Automatic sizing of the widgets on drop
HUE-2403 [oozie] More intuitive rerun of coordinator actions

Removed selections and filtering from modal window and exposed on coordinates page
HUE-2423 [jobsub] Broken symbolic link jobsubd