Fixed measurements bug on content-type switching.
Turn off ankha.
Move to new site structure.
Merge pull request #30 from MastodonC/feature/landing-page

Feature/landing page
Better scrolling.
Merge pull request #31 from MastodonC/feature/better-scroll-to

Better scrolling.
Tidy up bidi exclusions.
We don't actually use cylon.
Update Om.
404 page.
Merge pull request #32 from MastodonC/feature/404

404 page.
validation re-work to dbnew.
Fix ns issue.
Fixup some more compilation issues.
wip: compiles now. batch checks need rework too.
Further migration to new db.
Fix resetting of errors/events columns.