Minor wording tweaks to pages.

Use consistent language, make the initial signer tool window larger so
it fits.
Bump version to 0.6
Update genilib.authorize documentation.

Update the documentation to reflect the return of the authorization
window from genilib.authorize
Merge pull request #8 from tcmitchell/ui-tweaks

Minor wording tweaks to pages.
Merge pull request #9 from tcmitchell/docs

Update genilib.authorize documentation.
Merge pull request #10 from tcmitchell/release-0.6

Bump version to 0.6