Changed order of angles to MAVLink order

protos/gimbal/gimbal.proto

@@ -9,9 +9,9 @@ option java_outer_classname = "GimbalProto";
 service GimbalService {
     /*
      *
-     * Set gimbal pitch, yaw and roll angles.
+     * Set gimbal roll, pitch and yaw angles.
      *
-     * This sets the desired pitch, yaw and roll angles of a gimbal.
+     * This sets the desired roll, pitch and yaw angles of a gimbal.
      * Will return when the command is accepted, however, it might
      * take the gimbal longer to actually be set to the new angles.
      */
@@ -81,9 +81,9 @@ service GimbalService {
 }
 
 message SetAnglesRequest {
-    float pitch_deg = 1; // Pitch angle in degrees (negative points down)
-    float yaw_deg = 2; // Yaw angle in degrees (positive is clock-wise, range: -180 to 180 or 0 to 360)
-    float roll_deg = 3; // Roll angle in degrees
+    float roll_deg = 1; // Roll angle in degrees
+    float pitch_deg = 2; // Pitch angle in degrees (negative points down)
+    float yaw_deg = 3; // Yaw angle in degrees (positive is clock-wise, range: -180 to 180 or 0 to 360)
 }
 message SetAnglesResponse {
     GimbalResult gimbal_result = 1;