Reduce core dependencies, move https binding to optional assembly. (#1157)

* implement transport binding factory
* split https transport into seperate nuget package
* new Opc.Ua.Binding.Https assembly
* Https binding is loaded on demand, if available
* reduce core dependencies to kestrel and others
fixes #600

Libraries/Opc.Ua.Client/Opc.Ua.Client.csproj

@@ -19,10 +19,6 @@
     <ProjectReference Include="..\..\Stack\Opc.Ua.Core\Opc.Ua.Core.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="Properties\" />
-  </ItemGroup>
-
   <ItemGroup Condition="'$(TargetFramework)' == 'net462'">
     <Reference Include="System.IdentityModel" />
     <Reference Include="System.ServiceModel" />

Libraries/Opc.Ua.Client/Properties/AssemblyInfo.cs

@@ -0,0 +1,24 @@
+/* Copyright (c) 1996-2020 The OPC Foundation. All rights reserved.
+   The source code in this file is covered under a dual-license scenario:
+     - RCL: for OPC Foundation members in good-standing
+     - GPL V2: everybody else
+   RCL license terms accompanied with this source code. See http://opcfoundation.org/License/RCL/1.00/
+   GNU General Public License as published by the Free Software Foundation;
+   version 2 of the License are accompanied with this source code. See http://opcfoundation.org/License/GPLv2
+   This source code is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+*/
+using System.Runtime.CompilerServices;
+
+#if SIGNASSEMBLY
+[assembly: InternalsVisibleTo("Opc.Ua.Client.Tests, PublicKey = " +
+    // OPC Foundation Strong Name Public Key
+    "0024000004800000940000000602000000240000525341310004000001000100d987b12f068b35" +
+    "80429f3dde01397508880fc7e62621397618456ca1549aeacfbdb90c62adfe918f05ce3677b390" +
+    "f78357b8745cb6e1334655afce1a9527ac92fc829ff585ea79f007e52ba0f83ead627e3edda40b" +
+    "ec5ae574128fc9342cb57cb8285aa4e5b589c0ebef3be571b5c8f2ab1067f7c880e8f8882a73c8" +
+    "0a12a1ef")]
+#else
+[assembly: InternalsVisibleTo("Opc.Ua.Client.Tests")]
+#endif