[ADMB Users] spline

[dave fournier]

It appears to work for me with 6 or 7 nodes using my old code.   I 
suspect that the cubic spline code has been broken since I first built it.


# Number of parameters = 142  Objective function value = 4359.45  
Maximum gradient component = 0.000125367
# log_fy_coff:
# Number of parameters = 139  Objective function value = 4359.62  
Maximum gradient component = 0.000297215
# log_fy_coff: