Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
The gulp plugin `gulp-dest-clean` allows you to remove files from the destination folder which do not exist in the stream and do not match optionally supplied patterns