Bump version to 4.0development.14
Rm excess verbosity
[DO NOT MERGE INTO 3.0] Remove nsIContentPolicy paths

These are obsolete as of Firefox 20, which ships the channel.redirectTo API.  This should fix:

https://bugzilla.mozilla.org/show_bug.cgi?id=939180
Do not modify the channel.URI, ever, just in case
With channel.redirectTo, other extensions shouldn't need an observer for our rewrites
[Svenskakyrkan] broken, disable