Re-add CNAME
Merge branch 'gh-pages' into gh-pages-merge
Merge branch 'gh-pages' into gh-pages-merge
Merge branch 'gh-pages' into gh-pages-merge
Merge branch 'gh-pages' into gh-pages-merge
Merge pull request #67 from geraintluff/gh-pages-merge

Website overhaul
Fix broken link
Fix broken link in documentation.html
Latest versions of core and validation specifications
Updated link to hyper-schema spec