code: function sameState(a, b){
  	return a.object === b.object && a.property === b.property
  }
docs: /*
  TopObjectHandle.prototype.fork = function fork(cb){
  
  var res = this.parent.createFork(this, cb)
  res.prepare();
  console.log('forked: ' + res)
  return res;
  } /*
  TopObjectHandle.prototype.setForked = function fork(objHandle){
  _.assert(this.getLocalMode())
  
  if(this._forkedObject === objHandle) return
  
  var sourceId = objHandle._internalId()
  this.adjustTopObjectToOwn()
  this.persistEdit(editCodes.refork, {sourceId: sourceId})
  
  console.log('set forked for ' + this.objectId + ' to ' + sourceId)
  
  this._rebuild()
  this._applyRefork(sourceId)
  }