High priority documentation changes for v13 release

[NoraGDS]

What

With the release of v13 of the Prototype Kit, documentation on the website needs to be updated to reflect to changes.

Why

Following a review of documentation that needs to change for v13 release, this content was identified as high priority and must be published at the same time as v13 is released.

Who

Content designer and Interaction designer will lead this work.

Team to contribute and review guidance.

The work

Content to be updated

• [ ] Install the Prototype Kit
• [ ] Installation guide for new users
• [ ] How to install the Kit - new users
• [ ] Advanced install guide
• [ ] Open your prototype in your editor
• [ ] Create pages
• [ ] Show different pages depending on user input (branching)
• [ ] Update your Prototype Kit
• [ ] New page: How to manage your prototype
• [ ] New page: How to use templates
• [ ] New page: How to use plug-ins

Documents: https://drive.google.com/drive/folders/1x2f_2nO2bTsJZOXn59S8wO9eQGzZUM5W?usp=sharing

Done when

• [ ] changes identified and content updated
• [ ] team reviewed
• [ ] final content agreed

[joelanman]

I've added my drafts to these docs under 'Joe's draft' heading

[Izabela-16]

@joelanman completed the first draft. @NoraGDS ready for the review.

[NoraGDS]

Ready for team review - which should be after we make any iterative changes following private beta

[joelanman]

Added a new task to update the information architecture for installing the kit/creating prototypes