shdocvw: Do not do our iexplore.exe registration if native Internet Explorer is detected to be present.

Only start a single dispatcher thread for all services.

Based on a patch by Valentine Sinitsyn.

Created with help from Robert Shearman.

We can't stop device from sending us extra axes so have to keep axes mapping
around for them.

Handle failure to use one or more protocol sequences more gracefully, as 
ncacn_np servers aren't support on Win9x and ncacn_ip_tcp fails on some 
machines.

winetest: Detect if an unhandled exception occurred in a child process and print an appropriate message.

Avoid getting caught incrementing the failure count in this case, as it 
could take a very long time to complete.

ntdll: Serial with ReadIntervalTimeout set to MAXDWORD should return immediately even if nothing was read.