first WIP
Merge branch 'master' into mix_it_up
progress...
Merge branch 'master' into mix_it_up
move 3rd party js+css code to vendor/assets
added hisrc jquery plugin
comments for size of youtube thumbnails
gem updates
only use one high quality image
reverted hisrc jquery test
use bigger thumbnails to prevent black bars
Merge branch 'master' into mix_it_up
Merge branch 'mix_it_up'
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