Synopsis
		sfsmopick < Fin.rsf > Fou.rsf verb=n wpo=1.0 ne=1 oe=0.0 de=+0.1

smooth picker on the first dimension

Parameters
		float de=+0.1   int ne=1   float oe=0.0   bool verb=n [y/n] verbosity flag   float wpo=1.0 weight exponent