Copter: move EARTH_FRAME definition to defines.h

defines.h is for defining enumerations and other unchanging values while
config.h is for changeable values like parameter defaults, enabling or
disabling sensors.

ArduCopter/config.h

@@ -488,13 +488,6 @@
 // Attitude Control
 //
 
-// definitions for earth frame and body frame
-// used to specify frame to rate controllers
-#define EARTH_FRAME         0
-#define BODY_FRAME          1
-#define BODY_EARTH_FRAME    2
-
-
 // Flight mode roll, pitch, yaw, throttle and navigation definitions
 
 // Stabilize Mode

ArduCopter/defines.h

@@ -180,6 +180,10 @@
                     // requested
 #define NO_COMMAND 0
 
+// Earth frame and body frame definitions used by rate controllers
+#define EARTH_FRAME         0
+#define BODY_FRAME          1
+#define BODY_EARTH_FRAME    2
 
 // Navigation modes held in nav_mode variable
 #define NAV_NONE        0