Added collision event to the messages example and updated collision example.

examples/sphero_collision.coffee

@@ -18,11 +18,10 @@ Cylon.robot
     )
 
     me.sphero.on 'collision', (data) ->
-      me.sphero.setRGB(color)
       Logger.info 'collision:'
-      console.log("color: #{ parseInt(color, 16) } ")
       color = color ^ bitFilter
-      me.sphero.roll 60, Math.floor(Math.random() * 360)
+      console.log("color: #{ color.toString(16) } ")
+      me.sphero.setRGB(color)
 
     every 1.second, ->
       me.sphero.roll 90, Math.floor(Math.random() * 360)

examples/sphero_messages.coffee

@@ -20,6 +20,11 @@ Cylon.robot
       Logger.info 'message:'
       Logger.info data
 
+    me.sphero.on 'collision', (data) ->
+      me.sphero.setRGB(0xFF0000)
+      Logger.info 'collision:'
+      Logger.info data
+
     me.sphero.on 'notification', (data) ->
       me.sphero.setRGB(0xFF0000)
       Logger.info 'notification:'