Remove unused reveal.js themes
Remove unused CSS/JS libs
Remove unused fonts
Merge branch 'master' into owner-fix

* master:
Remove font awesome ie7 hacks as we only support ie9+
Remove left over reveal.js view
Remove bootstrap-tooltip used in original designs
Revert "Remove unused fonts"

Turns out we do need them

This reverts commit ba1374e17a462bfe8ca986cbd30121282810fc11.
Render all en-? locales as en
Default language for server should be english
Use locals, rather than app wide settings, for locales

Previously setting the locale would set it for every user (facepalm)
Improve localisation coverage
Merge pull request #182 from unepwcmc/i18n-fixes

I18n fixes