Super Dev Mode: better errors when we haven't compiled yet

These pages can't work without compiler output:
  - sourcemaps and source code listings
  - compile error log

Also changed the module page to not link to them.

Refactoring: pass an Outbox instead of a module name
in more places.

Change-Id: I3a8b3dcf7744fa164cc670d0938b946aa86c1403