swig[RF] propose_point -> proposePoint, find_optimal_stepwidth -> findOptimalStepwidth
swig[RF] propose_point -> proposePoint, find_optimal_stepwidth -> findOptimalStepwidth

esc/Psignifit-3.x,esc/Psignifit-3.x,esc/Psignifit-3.x,esc/Psignifit-3.x,esc/Psignifit-3.x,esc/Psignifit-3.x