removing unused CommandMessage (at least for now), see INT-865 and INT-867

org.springframework.integration/src/main/java/org/springframework/integration/core/CommandMessage.java

@@ -1,29 +0,0 @@
-/*
- * Copyright 2002-2008 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.springframework.integration.core;
-
-
-/**
- * Provides definition of Command Message as defined by EIP ({@linkplain http://www.eaipatterns.com/CommandMessage.html}) 
- * 
- * @author Oleg Zhurakousky
- * @since 2.0
- */
-public interface CommandMessage<T> extends Message<T>{
-
-	public void execute();
-	
-}