removed operator= from channels and connections

include/channel.h

@@ -48,6 +48,13 @@ public:
         _implementation->close();
     }
 
+    /**
+     *  No assignments of other channels
+     *  @param  channel
+     *  @return Channel
+     */
+    Channel &operator=(const Channel &channel) = delete;
+
     /**
      *  Callback that is called when the channel was succesfully created.
      *

include/channelimpl.h

@@ -144,6 +144,13 @@ public:
      */
     virtual ~ChannelImpl();
 
+    /**
+     *  No assignments of other channels
+     *  @param  channel
+     *  @return Channel
+     */
+    ChannelImpl &operator=(const ChannelImpl &channel) = delete;
+
     /**
      *  Invalidate the channel
      *  This method is called when the connection is destructed

include/connection.h

@@ -64,6 +64,13 @@ public:
      *  Destructor
      */
     virtual ~Connection() {}
+
+    /**
+     *  No assignments of other connections
+     *  @param  connection
+     *  @return Connection
+     */
+    Connection &operator=(const Connection &connection) = delete;
     
     /**
      *  Retrieve the login data

include/connectionimpl.h

@@ -135,6 +135,13 @@ public:
      */
     virtual ~ConnectionImpl();
 
+    /**
+     *  No assignments of other connections
+     *  @param  connection
+     *  @return ConnectionImpl
+     */
+    ConnectionImpl &operator=(const ConnectionImpl &connection) = delete;
+
     /**
      *  What is the state of the connection - is the protocol handshake completed?
      *  @return bool