Conversation.removeResource(...) #7
Description
Implement:
Boolean lastResource Conversation.removeConversation(Resource resouce){
// all participants may remove local Resources
// only owners are able to remove remote resources
// Send Update message:
// 1- resource to be removed is a stream: generate new SDP
// 2- resource to be removed is data: add to message Body a of the list resourceIds to be removed
}