SPI library to the new format and moved Robot_Motor and Robot_Control libraries

libraries/Robot_Control/examples/learn/MotorTest/MotorTest.ino

@@ -0,0 +1,41 @@
+/*
+ Motor Test
+ 
+ Just see if the robot can move and turn.
+ 
+ Circuit:
+ * Arduino Robot
+ 
+ created 1 May 2013
+ by X. Yang
+ modified 12 May 2013
+ by D. Cuartielles
+ 
+ This example is in the public domain
+ */
+
+#include <ArduinoRobot.h>
+
+void setup() {
+  // initialize the robot
+  Robot.begin();
+}
+
+void loop() {
+  Robot.motorsWrite(255,255);   // move forward
+  delay(2000);
+  Robot.motorsStop();           // fast stop
+  delay(1000);
+  Robot.motorsWrite(-255,-255); // backward
+  delay(1000);
+  Robot.motorsWrite(0,0);       // slow stop
+  delay(1000);
+  Robot.motorsWrite(-255,255);  // turn left
+  delay(2000);
+  Robot.motorsStop();           // fast stop
+  delay(1000);
+  Robot.motorsWrite(255,-255);  // turn right
+  delay(2000);
+  Robot.motorsStop();           // fast stop
+  delay(1000);
+}