_tiedProperties.Tie("/sim/logging/classes", getLoggingClasses, setLoggingClasses);
_tiedProperties.Tie("/sim/freeze/master", getFreeze, setFreeze);
_tiedProperties.Tie("/sim/logging/classes", getLoggingClasses, setLoggingClasses);
_tiedProperties.Tie("/sim/freeze/master", getFreeze, setFreeze);