arapck integration into octave: eigs missing in makefile

[John W. Eaton]

On 24-Dec-2008, Thorsten Meyer wrote:

| I am not sure if I unstand the build process correctly, but I think the function eigs.cc needs to be
| added to the DLD_XSRC variable in octave/src/Makefile.in.

Fixed.

Thanks,

jwe