Restore deleted CKEditor config
Restore deleted CKEditor config

Just so we can navigate throught git history faster:

* Introduced in 345e34d to avoid precompiling all CKEditor assets.
* Modified in 54c82a5 to avoid compiling assets during tests.
* Overwritten by `rails g ckeditor:install` in c0d6c0b.

AyuntamientoMadrid/consul,AyuntamientoMadrid/consul,AyuntamientoMadrid/consul,AyuntamientoMadrid/consul