fix facebook login button
fix slider thumbnails
fix main-content issue on firefox and ie
fix #416
fix current class name in dropdown
links images in coures page
fix loading activity after video
remove console.log to work on IE9
four courses in the next releases box
layout of activites
removing height of the course-thumb /courses
only three next releases in the home, fixing the position of the buttons (facebook, start course)
fixing main-content margin for mobile (xs)
fixing typo
fixing margin-top
fixing margin-top
import flatui less in main.less
fix verbatim positions
Merge branch 'layout'