helpers to get correctly translated headings
include model in translation for create_model
make a special translation for editing a thing

... which is different from just editing "an sich".
pages can use the specialed create model too
fix some more headings

Use #capitalize instead of #humanize and use the nominative plural once
again.
A ternary does look better

You're right @jvdp, it does look better this way.
make the nominative methods work
use the translations-helper
specs for the translation helper
fix spec: let it search for right link / button
let spec search for the right link
fix the text the specs search for
Merge pull request #37 from tijn/translations

Model name translations (I18n for BrightContent backend)