added proper URL to the figure file
Merge pull request #101 from asobolev/master

added proper URL to the figure file (in JSON API)

thanks
[service] Abstract: +listAll: list all abstracts (all states)
[controller] Abstract: +listAllByConference (checks permission)
[serialiser] Add allAbstracts url to Conference
[tests] AbstractsService: Adapt for list() and new test for listAll
[test] AbstractCtrl: check that list() only returns published abs.
[views+js+route] New admin dashboard to list all abstracts
[less] abstract-list-item Add display-block to 'a' elements

So we can click everywhere
[serialiser] Sort authors according to their position
[serialiser] Abstract: sort affiliations
[views] Conference: re-style admin area, add link to abstracts