These routines have man pages in FreeUSP but I cannot find the source.  Do 
we have source for this stuff and should it be in FreeUSP?

cotaper.1 --->  spatial cosine taper by Marfurt
eign.1 --->  coherent noise suppression by Done
femodel.1 --->  finite element model code by Marfurt
feray.1 --->  ray tracing [finite element mesh] by Marfurt/Duquet
fermat.1 --> - model  common  offset  two  way  traveltime  events by Marfurt
inv2.1 --> for ray traces through finite element mesh by Marfurt
iso.1 --> Perform texture segmentation using clustering methods by Michael P. Matheney
isoks.1 --> Perform texture segmentation using clustering methods by Michael P. Matheney
mesa --> compute maximum entropy or fourier amplitude spectra by Gutowski
mrhwvint.1 --> obtain F(f,r) from F(f,k) output from hspec8 by Herrmann
order.1 --> eign decomp of MC data by Zang
partition.1 --> texture segmentation codes -- collision with partition routine to partition prestack gathers for tfdnoise 
phzshft.1 --> do simple v(z) phase shift migration by Liner/Gutowski
pwi.1 --> 2D pseudo wave form inversion (tomography) by Chang-Soo Shin (KIGAM) and S.S. Shin (Seoul National Univ.)
random.1 --> Computes a random graph for use  with  the  texture segmentation codes disparity and partition - Michael P. Matheney
regl.1 --> module to build a REGional seismic Line from seismic line segments by Schilly et.al.
rnmopicks.1 --> remove normal  moveout  correction  from  picks made on nmo correct data by Marfurt
s2c.1 --> ieee to cray by Kopesky
sissb.1 --> read ibm unblocked tape (used with i2s) by Dean Kopesky
syngen.1 --> creates a 3D  seismic  synthetic  from  a  modified UKOOA  file  describing  the  acquisition by Jim Smith
texstat.1 --> Compute TEXture STATistics over a 3-D data volume by Michael P. Matheney
tpfoc.1 --> tau-p elastic plane  wave  seismograms  in  USP format by Herrmann
vspline.1 --> calculate a velocity worktape  using  a  B-spline interpolator by Marfurt
whence.1 --> prints the name of the remote host from  which  you connected by Dean Kopesky
xplot.1 --> plot(5) filter for X by Arthur Smith [Cornell]
xvplot.1 --> module to provide  on-screen  display  of  seismic data


