First of all you need choose correct plugin library:
- Unity 4.6 require Build/UnityEditorConsuloPlugin4.6.dll
- Unity 5 require Build/UnityEditorConsuloPlugin5.dll
- Unity 5.3 require Build/UnityEditorConsuloPlugin5.3.dll
- Unity 5.6 (or highter) require Build/UnityEditorConsuloPlugin5.6.dll
- Unity 2017.2 (or highter) require Build/UnityEditorConsuloPlugin2017.2.dll
And then copy it to Assets/Editor/Plugins directory.
And just set in External Script Editor in Unity Editor
Required last Consulo & Unity plugin builds