chore: remove browserify (#345)
chore: remove browserify (#345)

browserify is no longer needed in this repo since now the decaffeinate-project.org repo does the browser build.
alangpierce/decaffeinate,eventualbuddha/decaffeinate,alangpierce/decaffeinate,eventualbuddha/decaffeinate,decaffeinate/decaffeinate,decaffeinate/decaffeinate,alangpierce/decaffeinate