Update doc/manual/books.markdown

edited title "Hobo 1.0 at Work" and re-ordered.
Add IslandiaCar screenshot
Update doc/manual/gallery.markdown
Merge branch 'master' of github.com:Hobo/hobodoc
fixes #23.  Our hack fix for LH#477 needed updating for Hobo 2.0.

See https://hobo.lighthouseapp.com/projects/8324-hobo/tickets/477-in-line-new-form-on-index-page-causes-error-undefined-method-member_class for more information.
Merge remote-tracking branch 'hobodoc/master'