Moved files into ctc subdirectory for package name
Moved scripts and app engine stuff to root dir
Fixed imports to refer to the ctc module.
Used explicit imports, which un-broke everything.
Added a coverage command for unit test coverage
Merge branch 'master' into samking-coverage

Conflicts:
	ctc/handlers.py
Fixed models merge issues
Changed 'from models import foo' to 'foo_model'