Added @krand7 new landing page prototype, addresses myapnea/www_myapnea_org#132.
Added lottery language to the Informed Consent to Question 14, closes myapnea/www_myapnea_org#146.
Added short descriptions to existing surveys, addresses myapnea/www_myapnea_org#146.
Updated travis setup configuration
Added survey language to surveys index, dashboard, and survey report, closes myapnea/www_myapnea_org#146.
Added short_description to dashboard
Content updates from @ekontos, addresses myapnea/www_myapnea_org#132.
Added some personalization to header menu, closes myapnea/www_myapnea_org#143.
Added `content-link` class to improve link styling, addresses myapnea/www_myapnea_org#125,
first commit, added test content for landing page
Updated navbar to be compatible with mobile devices.
Updated content and text for Rank the Research
Updated landing page content and header tags
Updated color palette
Updated styling, and added responsive design styles
Removed preset slide heights, except for slide-1, for better content flow
Adjusted white space to fix content grouping
Specified that the drawing was for a gift card
Updated image directory, changed background and transition pngs
Updated background texture for main content to grey.png