fix shorten IA for new IA API
use closure & callback for shorten.js & fixes
use new css for shorten IA
remove shorten mobile special case
remove is.gd tag from shorten name
renamed handlebars to content
use spice to/from trickery to workaround nginx

https://github.com/duckduckgo/zeroclickinfo-spice/pull/974#issuecomment-49613154
urlencode shorten spice to
fix shorten tests and guard regex
i.e. makes me sad
convert dictionary definition to use new PlayButton view
shorten line-height to prevent IE vertical scroll/drag
Merge branch 'pr/974'
Merge pull request #975 from killerfish/dictupdate

 Renamed handlebars issue #774
Merge branch 'master' into brian/play-button
Merge pull request #996 from duckduckgo/brian/play-button

Convert dictionary definition to use new PlayButton view