Fixed activeCall attribute
fixed calls attribute
Fixed emergencyNumbers
Fixed serviceIds, moved ICC-ID stuff to telephony service id def
Fixed up defaultServiceId, made it readonly
fixed up callId, serviceId, conference
fixed conference, and state attributes
Changed semantics of conference attribute
Removed some reduancy. Seems a merge went wrong :/
elephonyCall implements CallHandler, extends EventHandler
Removed NoInterfaceObj from events (closes #58)
Merge pull request #59 from marcoscaceres/getters_and_setters

Getters and setters - work package 1