Change the default gulp task.
Change the default gulp task.

Run clean, browserify, and styles by default (so that it's easy for anyone not
working on the front-end to compile changes after an update).

SeedScientific/polio,SeedScientific/polio,unicef/polio,SeedScientific/polio,SeedScientific/polio,unicef/rhizome,unicef/rhizome,unicef/polio,unicef/polio,unicef/polio,unicef/rhizome,SeedScientific/polio,unicef/rhizome