Fix the date of the competition prep article.

There are only 12 months in a year...

Change-Id: I85aa400019ca0e28c69d0bea23b56b4e855a9a55
Remove incorrect use of headings from committee page

It doesn't make sense for each position each year to be a heading as
there's no content. I've changed it to a definition list.

Change-Id: I6c57477d74884549f0ba306ac48f9a1dad2c2ed3
Add the Norfolk KickStart to the Key Dates.

It has its own event page, so should be linked from here.

Change-Id: I14a64a841e041bb94387e3b0b4f89e596666acb4
Add Bristol kickstart schedule
Merge "Remove incorrect use of headings from committee page"
Merge "Fix the date of the competition prep article."
Add basic mech docs skeleton with some content

Add basic mech doc and robot base tutorials skeleton, with some
content in a few pages.
Condense each mechanics section into its own page

The mechanics section was getting too large, so condense each one into a
single page. Also fix a broken image.
Fix a link and remove some irrelevant information

On the mechanics index, remove some irrelevant information and fix the
design considerations link.
Correct dimensions and links

Make a few minor corrections to dimensions and links.
Add tutorial for Lady Clarick, del images.

Add a tutorial for Lady Clarick, and delete all images that aren't used.
Fix copy/paste fail in Lady Clarick's description

There was a short one-line description at the top of this file which I'd
incorrectly copied from Anne de Breuil's description. Write a new one.
Add tutorial for Charlotte Backson.
Flesh out motor mounting steps, minor fixes.
Fix Charlotte Backson description