controlable rand seed for DTBObliqueLS

classifier/fpclassifier/randomforest/DTBObliqueLS.cpp

@@ -37,6 +37,8 @@ DTBObliqueLS::DTBObliqueLS ( const Config *conf, string section )
     minimumInformationGain = conf->gD( section, "minimum_information_gain", 10e-7 );
     lambdaInit = conf->gD( section, "lambda_init", 0.5 );
 
+    if ( conf->gB(section, "start_random_generator", true ) )
+        srand(time(NULL));
 }
 
 DTBObliqueLS::~DTBObliqueLS()