Fixed events_controller_spec to cope with multiple calls to Event::current.
Fixed events_controller_spec to cope with multiple calls to Event::current.

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