Merge pull request #2 from jaeandersson/matlab

[MATLAB] Added support for multiple function outputs
[MATLAB] converted all octave runme files for the test-suite (but some will have errors)

still work to do for instance when these .m files define functions,
which matlab cannot do.
Update configure.ac

Spacing seems to matter for ./configure -help ; matlab option out of alignment
Update configure.ac

Fixed typo in matlab string
Merge pull request #3 from ibell/patch-2

Update configure.ac
Merge pull request #4 from ibell/patch-3

Update configure.ac