Merge pull request #33 from lrakhman/css-jquery-updates

change primary color to orange, enlarge headers, alter jquery
fix issue with new challenge with no start and end date
Merge branch 'master' of https://github.com/lrakhman/fit-fight
trying to fix css background image
trying to get background image to work
changed background to backgroun-image
changed background to backgroun-image
changed second location of img
playing with css
added bootstap scss to gemfile
renamed landing page to .scss
cleaned assets and precompiled again
add merge
Merge branch 'master' of https://github.com/lrakhman/fit-fight into css-jquery-updates
fix css to make everything not terribly screwed up