Rename remnant of version_request/reply protocol

IPython/zmq/kernelmanager.py

@@ -363,8 +363,8 b' class ShellSocketChannel(ZMQSocketChannel):'
         self._queue_send(msg)
         return msg['header']['msg_id']
 
-    def version(self):
-        """Request kernel version info."""
+    def kernel_info(self):
+        """Request kernel info."""
         msg = self.session.msg('kernel_info_request')
         self._queue_send(msg)
         return msg['header']['msg_id']

IPython/zmq/tests/test_message_spec.py

@@ -460,7 +460,7 b' def test_kernel_info_request():'
 
     shell = KM.shell_channel
 
-    msg_id = shell.version()
+    msg_id = shell.kernel_info()
     reply = shell.get_msg(timeout=2)
     for tst in validate_message(reply, 'kernel_info_reply', msg_id):
         yield tst