Minor typos and grammar fixes on prototyping page
A link for Continuous Integration

I've suggested we link to Jenkins but it might be better to link to an explanation of Continuous Integration?
Procurement shouldn't be capitalised
This sentence didn't quite make sense

The meanings of what? What I've suggested may not be quite right, but the sentence needs something to make more sense.
Correcting literal

...almost a literal. Depending on your accent.
Typos on hosting page
Lockin isn't a word

It might be better to restructure this sentence thusly: '...simpler procurement rules, it's possible to lock yourself into a provider with simple technical intertia.'
N-dash not hyphen
Who was it who submitted that PR about n-dashes..?
Merge pull request #59 from alphagov/retrospective-n-dash

More n-dashes instead of hyphens...