mozilla-b2g/gaia — pull request #1706 by alivedise (2012-06-14 04:36:39+00:00)
Title: Remove appcache manifest if there's no webapp manifest

As title.

Also add `test_apps` related path to `.gitignore`

Also fix problems coming w/ #1608, export `GAIA_APP_SRCDIRS` to `build/offline-cache.js`.