Fix aspect ratio of embedded fluid videos
Fix aspect ratio of embedded fluid videos

Add missing Foundation classes „widescreen“ and „vimeo“ to video
wrapper to keep a 16:9 ratio independently from device width.

plutonik-a/crowd-funding,mlc/crowd-funding,mlc/crowd-funding,refugee-emancipation/crowd-funding,mlc/crowd-funding,refugee-emancipation/crowd-funding,srenatus/crowd-funding,srenatus/crowd-funding,refugee-emancipation/crowd-funding,ilmDitsch/crowd-funding,ilmDitsch/crowd-funding,plutonik-a/crowd-funding,ilmDitsch/crowd-funding,srenatus/crowd-funding,line-o/crowd-funding,plutonik-a/crowd-funding,line-o/crowd-funding,line-o/crowd-funding