Fixed proposals#index CSV export. The comments_text wasn't being displayed because the attribute was being looked up via #[] call rather than using a #send, which was a problem because this particular value was a method call rather than a true attribute.
Fixed proposals#index CSV export. The comments_text wasn't being
displayed because the attribute was being looked up via #[] call rather
than using a #send, which was a problem because this particular value
was a method call rather than a true attribute.

igal/openproposals,igal/openproposals,ondrocks/openconferenceware,igal/openproposals,mynameisfashanu/openconferenceware,ondrocks/openconferenceware,osbridge/openconferenceware,mynameisfashanu/openconferenceware,ondrocks/openconferenceware,igal/openproposals,osbridge/openconferenceware,osbridge/openconferenceware,ondrocks/openconferenceware,mynameisfashanu/openconferenceware,mynameisfashanu/openconferenceware,igal/openproposals,igal/openproposals,osbridge/openconferenceware