Changing the image requirements to use separate _ for each part, for easier localization.
Updated Swedish language

Latest translation also with some uncommented strings.
Merge pull request #214 from Inkbug/fileTypeFix

Changing the school editing pages for easier localization.
Merge pull request #216 from interaktiv/master

Swedish translation
Swedish update

Minimal update
Merge pull request #217 from interaktiv/master

Swedish translation
Merge branch 'master' of github.com:p2pu/lernanta