[daip] Feature in CPASS undocumented

[Eric Greisen]

Kevin Marvel writes:
 > 
 > In CPASS, a feature exists if BPASSPRM(9) >1, namely,
 > flagged channels are interpolated over during fitting.
 > 
 > Can this feature please be included in the help file
 > listing for CPARM?
 > 
 > Kev.
 > 
 > (minor, I know, but folks should know about it).

Very minor = CPASS fits a functional form to all unflagged channels.
The interpolation is irrelevant since the form applies to all
channels.

Eric Greisen