Added Proposal#kind_label to describe a proposal object as either a proposal or a session based on its state.
Added Proposal#kind_label to describe a proposal object as either a proposal or a session based on its state.

osbridge/openconferenceware,mynameisfashanu/openconferenceware,mynameisfashanu/openconferenceware,mynameisfashanu/openconferenceware,ondrocks/openconferenceware,mynameisfashanu/openconferenceware,ondrocks/openconferenceware,osbridge/openconferenceware,osbridge/openconferenceware,ondrocks/openconferenceware,osbridge/openconferenceware,ondrocks/openconferenceware