I've added two Web steps that we often use:
the "$field" field should have the error "$error_message"
the "$field" field should have no error
It works with Test::Unit and RSpec, and also handles formtastic.
Use Rails >= 3.1.0.rc6 because .rc4 depends on a rc of sprockets whic…
…h was yanked.
Add 'the _ field should have the error _' and 'the _ field should hav…
…e no error'.