html: Add pristine from Python-3.3.3 tarball.
Merge branch 'cpython-3.3.3'
re-pcre: Add dummy ASCII and UNICODE flags.
logging: Add dummy module to preclude import errors.
traceback: Add dummy module to preclude import errors.
collections: Add pristine from Python-3.3.3 tarball.
Merge branch 'cpython-3.3.3'