Enable uglify's mangle and compress optimizations for a ~30% smaller … (#319)
Enable uglify's mangle and compress optimizations for a ~30% smaller … (#319)

* Enable uglify's mangle and compress optimizations for a ~30% smaller minified file.

* Bump uglify-js dependency version to latest

fpirsch/opentype.js,Jolg42/opentype.js,moyogo/opentype.js,Jolg42/opentype.js,fpirsch/opentype.js,nodebox/opentype.js,googlefonts/opentype.js,moyogo/opentype.js,nodebox/opentype.js,googlefonts/opentype.js