[Bf-python] Particles : patch for the getParticlesLoc function

[jmsoler at free.fr]

Selon Campbell Barton <cbarton at metavr.com>:

> Hi JMS, I had a look at your patch and  static particles now work.
> but after running getParticlesLoc(), the  particles on the object are lost

In fact, the particles settings are always there but the disp value is
not correctly updated .

> The settings are still there but pressing RebuildAll or toggling
> editmode dont get them back.
> - Could you take a look at this?
>

I alreeady find a solution for that but it is not a single problem .
Another patch follow .

Regards
jms