JS: Moved breakdown IAT factor to ModelEntity from ProbabilityDistribution

Signed-off-by: Stephen Wong <stephen.wong@ausenco.com>
Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>
JS: Removed ProbabilityDistribution adjustingEntity and setValueFactor_For

This property and method are no longer used.

Signed-off-by: Stephen Wong <stephen.wong@ausenco.com>
Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>
JS: update version to 2013-23

Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>