Dispensable output in spline.m

[John W. Eaton]

On 10-Nov-2008, Sebastian Schöps wrote:

| Bug report for Octave 3.0.2 configured for i386-apple-darwin9.5.0
| 
| Description:
| -----------
| 
| Spline.m writes dispensable debug information to the console, if
| the derivatives of the points 1 and N are given, i.e. length(Y)=N+2.
| 
| Repeat-By:
| ---------
| 
| spline(1:10,1:12);
| 
| Fix:
| ---
| 
| Just remove the lines 128 to 130 in spline.m

I fixed this in the main development sources.

Thanks,

jwe