canAcceptEntity (checks if can accept specific entity) and haveToDisposeEntity (returns the entity that the object will dispose) methods added to CoreObject

generator of OperatorRouter updated. Now searches for candidate operators that are not called and decides which of them will choose an entity first. To be refined as currently is unstable

new method canAcceptEntity added to MachineManagedJob. This method checks whether a machine can receive a specific entity

If the operationType is only Load, the Machine clears the activeCallersList of the operator when the operator is released. Otherwise the activeCallersList is cleared byt getEntity of Machine regardles of the type of the Machine.

operatorAssignedTo attribute collapsed to operator. checkIfResourceIsAvailable of OperatorPreemptive removed as redundant

OperatorPool will check if any operator can preempt when there no operators available. checkIfResourceCanPreempt added to OperatorPool. checkIfResourceCanPreempt of OperatorPreemptive preemts the currentStation if there is such need

additional control before preemption. The object must be Up before any attempt for preemption is performed

new method checkIfResourceCanPreempt added to objectResource. The method will check weather the object currently occupying the resource can be preempted and if there is need will eventually preempt the object.