[Devel] dialog functions

[Andreas Granig]

Klaus Darilion wrote:
> The last 3 functions can be used to count the number of concurrently 
> calls of a user (of course this works only if dialog module also stores 
> the URIs, not only the from/to tags.)

And it only counts the concurrent calls running via that specific proxy. 
Quite a lot of OpenSER users have at least some sort of load 
distribution (SRV or whatever).

Andy