* Fluid abstract video list
* normalize timestamp display on miniatures
* use grid for abstract-video-list
- refactor scss function var to pvar to avoid overriding css variables
- move fluid-grid margins to adapt-margin-content-width mixin for maintainability
- fix video-miniature-name margin-top on small screen
* move sceenratio function in a mixin
* display no miniature avatar in channel videos view
Chocobozzz