updated default decibal values in speech recognition

ps-config/cleanUp/cleanUp.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/cocktailparty/cocktailparty.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/demo/demoCentralLab.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/demoChallange/demoChallange.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/fireInTheApartment/fireInTheApartment.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/followMe/followMe.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/inspection/inspection.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/inspectionRobot1/inspectionRobot1.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/inspectionRobot2/inspectionRobot2.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;

ps-config/openChallange/openChallange.conf

 [main]
-startdb=30;
-uttdb=35;
+startdb=40;
+uttdb=45;
 silence=400;
 timeout=8;
 openDeviceDirectly=yes;