Wrap the double precision version of STEV from LAPACK.
Wrap the double precision version of STEV from LAPACK.

johannrudi/libsc,cburstedde/libsc,holke/libsc,cburstedde/libsc,johannrudi/libsc,holke/libsc,cburstedde/libsc,johannrudi/libsc,johannrudi/libsc,holke/libsc,holke/libsc,johannrudi/libsc,cburstedde/libsc,cburstedde/libsc