Merge branch 'work-in-progress'
Adding some files for Travis CI setup
Updating Gemfile to attempt to resolve Travis CI issues
Attempting to fix the problem post preventing the jekyll build

It appears to be an instance of this jekyll bug:
https://github.com/mojombo/jekyll/issues/1401
Probable fix for site generation error

(upgraded local ruby installation and was able to see the Travis CI
error and fix it)
Un-ignoring font-awesome fonts
Better screen adaptation at lower resolutions
Merge branch 'master' into work-in-progress