Changed human.pluralize to human(:count => 2)

To fix pluralization for languages other then english we have to pass `(
:count => 2)` to `model_name.human` instead of `model_name.human.plurali
ze`
Fixed german translation
Fixed more i18n issues.
Fixed more translation errors
Merge pull request #249 from tvdeyen/master

Fixes #186
Merge branch 'master' into 3-0-stable
Use will_paginate 3.0.0
Require Rails 3.0.9
Updated gemspec
v3.0.12
RailsApp is no longer a module
RailsApp