Facilities page
Integrate facilities info into /hackspace

- Add ‘The Space’ to main nav bar
- Rename ‘About’ link to ‘About Us’
- Link to the wiki using `{{ site.github_wiki }}`
- Link to wiki from navbar, /about, and /hackspace
Add `pano` class for 100% width images
Add maps for Euclid Street and Wyvern Car Park
Post: update git references and GUIs
Various improvements and fixes to documentation