Add port math/octave-forge-engine.
This is engine.
An external interface library for Octave
The octave-forge package is the result of The GNU Octave Repositry project,
which is intended to be a central location for custom scripts, functions and
extensions for GNU Octave. contains the source for all the functions plus
build and install scripts.
Submitted by: Stephen Montgomery-Smith <firstname.lastname@example.org>