rose edit: tidy
rose edit: fix revert removed variable then change it
rose doc: fix link
Merge pull request #770 from benfitzpatrick/doc.fix

rose doc: fix link
Merge branch 'master' of github.com:metomi/rose into metomi-gh-pages
Merge pull request #768 from benfitzpatrick/rose-edit.fix-revert

rose edit: fix change variable added by "revert page"
Merge branch 'master' of github.com:metomi/rose into gh-pages
Merge branch 'gh-pages' of github.com:metomi/rose into gh-pages