WIP
Fix cloneForEachLocale.
Fixed Angular.js tests. 280 honored ∙ 2 broken ∙ 1 errored
Fix applyBabelJob.
Fixed Knockout.js+buildProduction test.
Merge branch 'uglifyjs2'
Update assetgraph to 1.6.0beta1.
Release 1.8.0beta1.
Update assetgraph to 1.6.0beta2.

Updated buildProduction tests to expect mangled variable names.
Renamed a var.
Release 1.8.0beta2.