renamed message action response to result

Author: exo-core

message_generation/src/main/java/org/ros/internal/message/GenerateInterfaces.java

@@ -156,7 +156,7 @@ private void writeActionInterfaces(File outputDirectory, Collection<String> pack
       MessageDeclaration goalDeclaration =
               MessageDeclaration.of(actionType.getType() + "Goal", goalResultAndFeedback.get(0));
       MessageDeclaration resultDeclaration =
-              MessageDeclaration.of(actionType.getType() + "Response", goalResultAndFeedback.get(1));
+              MessageDeclaration.of(actionType.getType() + "Result", goalResultAndFeedback.get(1));
       MessageDeclaration feedbackDeclaration =
               MessageDeclaration.of(actionType.getType() + "Feedback", goalResultAndFeedback.get(2));