Plotting problems 3.1.51+

[John W. Eaton]

On 16-Jan-2009, Jaroslav Hajek wrote:

| Unfortunately neither 8424 applies cleanly. Apparently 8190 changed
| strcmp -> strcmpi.
| 8190 also does not apply - that's a fairly large patch, even patching
| sources that are not present in 3.0.x.
| I wasn't sure what the best option was, so I chose the least
| resistance route and just adapted the failed hunk.
| I skipped the style fixes (none of them applies cleanly) and transplanted 8528.

OK, maybe I should have said "parts of these patches are probably
needed to fix the problem" or something.  In the end, I think the
grid.m in 3.0.x and my archive should be the same.

jwe