Objective-C. Warn if user has made explicit call
to +initilize as this results in an extra call
to this method. rdar://16628028
[analyzer] Remove check covered by -Wobjc-missing-super-calls.

The ObjCDealloc checker is currently disabled because it was too aggressive, but this
is a good first step in getting it back to a useful state.

Patch by David Kilzer!