Remove receive() call from all examples

No longer needed with the receive callback in place.

Author: dmadison

examples/BasicGamepad/BasicGamepad.ino

@@ -74,7 +74,4 @@ void loop() {
 
 	// Send control data to the computer
 	XInput.send();
-
-	// Receive data (player number, rumble motors, etc.)
-	XInput.receive();
 }

examples/TestAll/TestAll.ino

@@ -135,7 +135,4 @@ void loop() {
 
 	// Send values to PC
 	XInput.send();
-
-	// Receive data from PC
-	XInput.receive();
 }

examples/WiiClassicController/WiiClassicController.ino

@@ -77,5 +77,4 @@ void loop() {
 	}
 
 	XInput.send();
-	XInput.receive();
 }