[changeset]: initialize axes.ticklength and gnuplot support

[John W. Eaton]

On 13-Feb-2009, Ben Abbott wrote:

| I've modified the initialization of the axes ticklength to produce  
| compatible behavior and included support for the gnuplot backend.
| 
| John, is it ok to push?

The patch you posted has a ChangeLog entry for __go_draw_axes__.m, but
no diffs for that.

jwe