[Shr-User] opkg upgrade for perf improvements

[neo at el-hennig.de]

> Your Freerunner will still not be able to take incoming calls while
> suspended... :-( (at least mine doesn't). But we got 2 new kernel
> patches that do make a difference performance-wise.
> 
> opkg update/upgrade your Neo and be (a bit) happier.

Oh yes, this improves the performance quite a bit. Great!
 
> I consider the incoming-call-while-suspended the last issue that
> prevents me from branching off a shr-testing (others might disagree
> though :-)).
If you (the SHR team) could fix this soon I'd be much happier than I am right now :-)