We're working on adding enforcement that things have appropriate
copyright license headers. In anticipation of that, fix the files that don't
have them.
Change-Id: Ie0a9fd5eece5b6671ff4389b07b69ca29be7d017
This required a bunch of whitespace-poking of the scripts in bin, but
that's all. Now every file in swift/ and bin/ is pep8-1.3.3-compliant,
so hopefully we can be done with this pep8 stuff for a good long time.
Change-Id: I44fdb41d219c57400a4c396ab7eb0ffa9dcd8db8