Continuing to refactor to try to get something more useful.
Add code to generate filter docs.
Adding a script to build ReST for a particular object.  Adding a textwriter stolen from sphinx.
Splitting out rstgen functionality to allow minimal script.  Adding Windows cmd script.
Add the Windows script.
Fix binary/string issue affecting Python 3.x
Moving CLI-specific stuff to awscli.
Bumping version number.
Merge branch 'release-0.3.0'