Forward input as raw_event to runner

* Also, rename #send to #send_data in order to prevent debugging issues in RubyMine

lib/runner/connection.rb

@@ -43,7 +43,7 @@ class Runner::Connection
   end
 
   # Send arbitrary data in the WebSocket connection
-  def send(raw_data)
+  def send_data(raw_data)
     encoded_message = encode(raw_data)
     Rails.logger.debug { "#{Time.zone.now.getutc}: Sending to #{@socket.url}: #{encoded_message.inspect}" }
     @socket.send(encoded_message)

lib/runner/strategy/docker_container_pool.rb

@@ -64,7 +64,7 @@ class Runner::Strategy::DockerContainerPool < Runner::Strategy
     socket = Connection.new(websocket_url, self, event_loop)
     begin
       Timeout.timeout(@execution_environment.permitted_execution_time) do
-        socket.send(command)
+        socket.send_data(command)
         yield(socket)
         event_loop.wait
         event_loop.stop