more compact tabs on wiki pages

[jywarren]

Make sure these boxes are checked before your pull request is ready to be reviewed and merged. Thanks!

• all tests pass -- rake test:all
• code is in uniquely-named feature branch, and has been rebased on top of latest master (especially if you've been asked to make additional changes)
• pull request is descriptively named with #number reference back to original issue
• if possible, multiple commits squashed if they're smaller changes
• schema.rb.example has been updated if any database migrations were added

Please be sure you've reviewed our contribution guidelines at https://publiclab.org/wiki/contributing-to-public-lab-software

We have a loose schedule of reviewing and pulling in changes every Tuesday and Friday, and publishing changes on Fridays. Please alert developers on plots-dev@googlegroups.com when your request is ready or if you need assistance.

Thanks!

[PublicLabBot]

	3 Messages
📖	@jywarren Thank you for your pull request! I’m here to help with some tips and recommendations. Please take a look at the list provided and help us review and accept your contribution!
📖	This pull request doesn’t link to a issue number. Please refer to the issue it fixes (if any) in the format: Fixes #123.
📖	You have added multiple commits. It’s helpful to squash them if the individual changes are small.

Generated by 🚫 danger