Synopsis
		sfslant < in.rsf > out.rsf verb=n adj=n rho=y anti=1. np= dp= p0= x0= dx= nx= p1=0.

April 2015 program of the month:
http://ahay.org/blog/2015/04/21/program-of-the-month-sfslant/

Parameters
		bool adj=n [y/n] adjoint flag   float anti=1. antialiasing   float dp= p sampling (if adj=y)   float dx= offset sampling   int np= number of p values (if adj=y)   int nx= number of offsets   float p0= p origin (if adj=y)   float p1=0. reference slope   bool rho=y [y/n] rho filtering   bool verb=n [y/n] verbosity flag   float x0= offset origin

Used In
		CWP          geo2006TimeShiftImagingCondition/icomp geo2006TimeShiftImagingCondition/zicig geo2008IsotropicAngleDomainElasticRTM/marm2allA pept2011MicroearthquakeMonitoring/saf1 pept2011MicroearthquakeMonitoring/saf2 pept2011MicroearthquakeMonitoring/saf3   TCCS          stackadcig/flat stackadcig/sigsbee