Bump port revision of all the octave-forge ports,
since there was an API change to octave (from 3.4 to 3.6).
Now it is appropriate to bump the portrevision of every single octave-forge
but a few of the ports needed further patches to make them work: ad,
communications, parallel, odepkg. The es package doesn't build so we switched
Submitted by: stephen@
Reviewed by: maho@