renaming brick.setLight to brick.setStatusLight (#307)

* renaming brick.setLight to brick.setStatusLight

* updated docs

docs/reference/brick/button/is-pressed.md

@@ -34,11 +34,11 @@ Set the brick light to green when the `down` is pressed. When the button is not
 let isRed = false;
 loops.forever(function() {
     if (brick.buttonLeft.isPressed()) {
-        brick.setLight(BrickLight.Green);
+        brick.setStatusLight(StatusLight.Green);
         isRed = false;
     } else {
         if (!isRed) {
-            brick.setLight(BrickLight.Red);
+            brick.setStatusLight(StatusLight.Red);
             isRed = true;
         }
     }

docs/reference/brick/button/on-event.md

@@ -16,7 +16,7 @@ Your @boardname@ has touch sensors that work like buttons. Instead of saying `en
 
 ```block
 sensors.touch1.onEvent(ButtonEvent.Pressed, function () {
-    brick.setLight(BrickLight.Orange);
+    brick.setStatusLight(StatusLight.Orange);
 });
 ```
 

docs/reference/brick/button/was-pressed.md

@@ -35,9 +35,9 @@ Set the brick light to green if the `right` button was pressed before the `left`
 ```blocks
 brick.buttonLeft.onEvent(ButtonEvent.Bumped, function() {
     if (brick.buttonRight.wasPressed()) {
-        brick.setLight(BrickLight.Green)
+        brick.setStatusLight(StatusLight.Green)
     } else {
-        brick.setLight(BrickLight.Off)
+        brick.setStatusLight(StatusLight.Off)
     }
 })
 ```