training: rewrite retry tutorial
training: remove header
training: dice
metomi/rose#316: fail-if page
training: fail-if tutorial
training: implement feedback
metomi/rose#316: tidy
metomi/rose#316: fix
metomi/rose#316: tidy
metomi/rose#316: better name
metomi/rose#316: add all explanation
Rose documentation: minor improvements to the introduction
config-edit: fix section ignore
Merge pull request #325 from benfitzpatrick/config-edit.fix-section-ignore

rose config-edit: fix section ignore
Rose documentation: further minor improvements to the introduction
Merge pull request #326 from dpmatthews/doc.intro

Documentation: minor changes to the introduction
Happy new year.
metomi/rose#316: initial cut-and-paste
training: fix
Merge pull request #328 from matthewrmshin/happy-new-year

Happy new year.