Extraneous logging releated fixes

 * Removed import from config.exs
 * Handled default case for ports exiting, which was causing a log
   message
 * Added lexical_test to plugin_runner's deps so we can run tests in
   its app directory

apps/plugin_runner/mix.exs

@@ -28,6 +28,7 @@ defmodule Lexical.Plugin.Runner.MixProject do
   defp deps do
     [
       {:common, in_umbrella: true},
+      {:lexical_test, path: "../../projects/lexical_test", only: :test},
       {:lexical_plugin, path: "../../projects/lexical_plugin", only: :test}
     ]
   end

apps/remote_control/lib/lexical/remote_control/project_node.ex

@@ -223,6 +223,11 @@ defmodule Lexical.RemoteControl.ProjectNode do
     {:noreply, %State{state | port: nil}}
   end
 
+  @impl true
+  def handle_info({:EXIT, port, _}, state) when is_port(port) do
+    {:noreply, state}
+  end
+
   @impl true
   def handle_info(:timeout, %State{} = state) do
     state = State.halt(state)

config/config.exs

@@ -1,4 +1,3 @@
 import Config
-alias Lexical.Server.JsonRpc.Backend, as: JsonRpcBackend
 
 import_config("#{Mix.env()}.exs")