Update Smartgraphs Runtime for Mathjax [#73425012] , IE 11 fix.

https://www.pivotaltracker.com/story/show/73425012
Changes to support I18n / localized versions of the runtime in previews. [#77535684]

https://www.pivotaltracker.com/story/show/77535684
Add latests SmartGraphs runtime builds (Spanish & English languages)
Fresh Smartgraphs runtime build.
Update runtime.html to go with new SmartGraphs runtime build.
Update SmartGraphs runtime with new Spanish language translations...
Runtime changes to support more localizations.
Merge branch 'staging' into production