adds multi-language feature
adds project tab
 -loads github repos
 -displays as thumbnails
adds githubrepo directive for repo loading
- transclude for adding custom description (translation note)
- language service uses repo name as projec index

changes language selector to dropup instead of down
adds image thumbnail to githubRepo directive
- uses modal upon click on image
-problem with carousel on modal
-fixes carousel issue
  -cause is ngAnimate conflict
  -implements directive to disable ngAnimate on carousel
-adds collapsable texts with css transition for projects
  -attempts to use ellipsis for text overflow for '...' clipping
  -complication with layout and white-space nowrap requirement
  -decides for now to do without ellipsis text clip
-changes collapse text with css3 to angular ui accordion