d3dretrace: Added snapshot-interval functionality
d3dretrace: Added snapshot-interval functionality

EoD/apitrace,trtt/apitrace,trtt/apitrace,joshua5201/apitrace,tuanthng/apitrace,EoD/apitrace,tuanthng/apitrace,surround-io/apitrace,surround-io/apitrace,apitrace/apitrace,surround-io/apitrace,EoD/apitrace,apitrace/apitrace,joshua5201/apitrace,schulmar/apitrace,trtt/apitrace,joshua5201/apitrace,EoD/apitrace,apitrace/apitrace,apitrace/apitrace,swq0553/apitrace,schulmar/apitrace,surround-io/apitrace,tuanthng/apitrace,swq0553/apitrace,trtt/apitrace,tuanthng/apitrace,joshua5201/apitrace,joshua5201/apitrace,EoD/apitrace,swq0553/apitrace,tuanthng/apitrace,swq0553/apitrace,schulmar/apitrace,schulmar/apitrace,surround-io/apitrace,schulmar/apitrace,trtt/apitrace,swq0553/apitrace