Documenting new arguments to creation functions and numpy array interop.
Adding proper version to docs.
Bumping version for 1.1.0 release.
Marking comtypes as production/stable.
Merge pull request #50 from enthought/enh-update-documentation

Update documentation before 1.1 release
Merge pull request #51 from enthought/release-1.1.0-version-bump

Release 1.1.0 version bump
Merge pull request #52 from enthought/fix-download-url

updating download url