Ingest > preview package

Add basic package preview in Ingest
Implement clock in worldclock using d3.

Generate the worldclock via d3 plus clean up the implementation.

SDUX-62
Move hour clock hand after each minute.

Instead of skipping once per hour, make it move in between.
Changed the way widget configuration is stored.
Multiple instances of any widgets are possible.

SDUX-54
Simplify world clock widget config.

SDUX-62
Show "waiting wheel" while ingesting item

Add loading status to thumbnail view
SDUX-78
Add day to world clock.
Moved widget configuration into widget definition in localStorage.
Fixed minor problems.

SDUX-54
Implement digital clock with a switch in config.
Add "waiting wheel" to list-view

Also add status disable for "archive" button
Remove "archived" flag from arhcive view
SDUX-78
Update README

Add npm dependencies status badge.
Update npm dependencies.
Fix provider link on ingest settings page.
Implement black/white clock.
Use different colors for day/night.
Ingest styling fixies
Display item pubstatus

Display item pubstatusin both thumbnail and list view
SDUX-76
Add info to ligthbox preview

Add status info in lightbox preview
Add archive button in lightbox preview
Add "archived","byline" and "place" attributes to lightbox preview
Add video and audio media types

Add large icons for audio and video media types in all views
Merge remote-tracking branch 'petr/master'