Removed Array.forEach usage to recover IE7/8 compatibility
exhibit-api.js load es5-shim.js to provide Array.forEach and other
more-recent js elements; however, exhibit-api.js was using forEach
*before* es5-shim.js was loaded, which broke IE7/8 compatibility.
Merge pull request #87 from karger/2014-03-24_forEach_IE7

Removed Array.forEach usage to recover IE7/8 compatibility
Bugfix: facet map builder was aborting early by returning false to iterator
Merge pull request #88 from karger/2014-04-04_bugfix_facet

Bugfix: facet map builder was aborting early by returning false to iterator
Merge https://github.com/simile-widgets/exhibit
I broke everything