Remove http and redirect URL types from settings and XDE/exp (#1635)
Remove http and redirect URL types from settings and XDE/exp (#1635)

* [xdl][exp][xde] Remove urlType project setting

Remove urlType (protocol) as a project setting and the UI from exp/xde
for setting it permanently for a project.

* [xdl] Remove a potentially hazardous mutation of defaults

fbshipit-source-id: c05d316

exponentjs/exp