Spline missing functions patch

[Brian Gough]

Stewart V. Wright writes:
 > I've been looking at the interpolation section and I've noticed that
 > there are the functions
 >  
 >  - gsl_interp_name
 >  - gsl_interp_min_size
 > 
 > but no equivalents for gsl_spline.
 > 
 > I know it is a minor issue, but I've attached a patch adding these two
 > functions for gsl_spine.  Basically they are just interfaces to the
 > gsl_interp functions.

Thanks for the patch, I will put that in the next release.

-- 
Brian Gough