Added further validation to per_page field of configs to ensure positive numericality. Took the opportunity to write some better specs to test validation.
updates changelog #4157
Merge pull request #10 from finnlabs/bug-4157-per-page-negative-integers-validation

Added further validation to per_page field of configs to ensure positive...
Rows text area has wiki-edit class.

This makes it full width although i don't know if we want to give it it's own class.
Added description field to export card config model.
removes required mark from non required field
updates changelog
Merge pull request #11 from finnlabs/bug-4182-export-config-description

Added description field to export card config model.
Merge pull request #13 from finnlabs/bug-4180-rows-text-area-full-width

Rows text area has wiki-edit class.
Added a help icon to the config rows textarea.

This is a complete mess, I was just trying to get it done quickly for the demo and don't know any other way of doing it right now. Should really consider refactoring this.
Moved hacky code into a partial.
removed comment.
Put text in locale.
minor layout improvement
Merge pull request #15 from finnlabs/bug-4181-link-to-readme-on-rows-text-area

Bug 4181 link to readme on rows text area
Merge branch 'dev' into bug-4158-rows-yaml-error-german-locale

Conflicts:
	app/models/export_card_configuration.rb
	config/locales/de.yml
	config/locales/en.yml