rewrite-ext
Automatically re-write the destination extension of a filepath based on the source extension. e.g `.coffee` => `.js`. This will only rename the ext, no other path parts are modified.
gulp-deleted
The gulp plugin `gulp-deleted` allows you to remove files from the destination folder which do no exist in the stream
assemble-fs
Light wrapper for vinyl-fs to add streams support in a way that plays nice with Assemble middleware.