basic implementation of Speckle for Revit

SpeckleRevit.sln.DotSettings.user

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+	<s:String x:Key="/Default/Environment/AssemblyExplorer/XmlDocument/@EntryValue">&lt;AssemblyExplorer&gt;&#xD;
+  &lt;Assembly Path="C:\Users\konrad.sobon\.nuget\packages\cefsharp.wpf\63.0.2\CefSharp\x64\CefSharp.Wpf.dll" /&gt;&#xD;
+  &lt;Assembly Path="C:\Users\konrad.sobon\.nuget\packages\newtonsoft.json\11.0.1\lib\net45\Newtonsoft.Json.dll" /&gt;&#xD;
+  &lt;Assembly Path="C:\Windows\Microsoft.NET\assembly\GAC_MSIL\PresentationFramework\v4.0_4.0.0.0__31bf3856ad364e35\PresentationFramework.dll" /&gt;&#xD;
+&lt;/AssemblyExplorer&gt;</s:String></wpf:ResourceDictionary>

SpeckleRevitConverter/SpeckleRevitConverter.csproj.user

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'">
+    <StartAction>Program</StartAction>
+    <StartProgram>C:\Program Files\Autodesk\Revit 2018\Revit.exe</StartProgram>
+  </PropertyGroup>
+</Project>

SpeckleRevitPlugin/Classes/ISpeckleRevitClient.cs

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+using System;
+using System.Runtime.Serialization;
+using SpeckleCore;
+
+namespace SpeckleRevitPlugin.Classes
+{
+    /// <summary>
+    /// Generalises some methods for both senders and receivers.
+    /// </summary>
+    public interface ISpeckleRevitClient : IDisposable, ISerializable
+    {
+        ClientRole GetRole();
+
+        string GetClientId();
+
+        void TogglePaused(bool status);
+
+        void ToggleVisibility(bool status);
+
+        void ToggleLayerVisibility(string layerId, bool status);
+
+        void ToggleLayerHover(string layerId, bool status);
+
+        void Dispose(bool delete = false);
+    }
+}