Remove crossing angles to avoid duplicate definitions

Evaluator        WARN  +++ Overwriting variable: name=CrossingAngle value=0.025  Evaluator::Object : existing variable [setVariable error]
Detector         WARN  +++ Object 'CrossingAngle' is already defined. New value will be ignored
Evaluator        WARN  +++ Overwriting variable: name=ionCrossingAngle value=0.0166667  Evaluator::Object : existing variable [setVariable error]
Detector         WARN  +++ Object 'ionCrossingAngle' is already defined. New value will be ignored
Evaluator        WARN  +++ Overwriting variable: name=electronCrossingAngle value=0.00833333  Evaluator::Object : existing variable [setVariable error]
Detector         WARN  +++ Object 'electronCrossingAngle' is already defined. New value will be ignored
Evaluator        WARN  +++ Overwriting variable: name=CrossingSlope value=0.0166682  Evaluator::Object : existing variable [setVariable error]
Detector         WARN  +++ Object 'CrossingSlope' is already defined. New value will be ignored