Finnish language files
Avoid manually constructing URLs.

This means that URLs with query parameters are no longer incorrectly
created.

Closes #6, #23, #27.
Merge pull request #26 from mediaclinic/master

Finnish language files
Create es_ES.yml
Merge pull request #29 from dospuntocero/patch-1

Create es_ES.yml
Use properly constructed links in the add new multi class components.

This means that the component now works with URLs which include
parameters, such as when translatable is being used. Closes #30.