Flow: dynamic loading commodity values based on current simulation
bug fix: ensure commodity filter is updated when a new simulation is selected
bug fix: mark mouse event as consume after a 'delete' event
fix color problem. Force chart to use our colors
comment out a debug printout
add support for field.semantic. By default the semantic is equal to the name unless one is provided when the field is created
    for now this field is automatically set only for simulated table (as read from SimulationTablesDef.xml)