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

Applications/ConsoleReferenceServer/NetCoreReferenceServer.csproj

@@ -6,7 +6,6 @@
     <OutputType>Exe</OutputType>
     <PackageId>ConsoleReferenceServer</PackageId>
     <Company>OPC Foundation</Company>
-    <Product>OPC UA SDK</Product>
     <Description>.NET Core Reference Server</Description>
     <Copyright>Copyright © 2004-2020 OPC Foundation, Inc</Copyright>
   </PropertyGroup>
@@ -19,6 +18,10 @@
     <Compile Include="..\ReferenceServer\ReferenceNodeManager.cs;..\ReferenceServer\ReferenceServer.cs;..\ReferenceServer\ReferenceServerConfiguration.cs" Exclude="bin\**;obj\**;**\*.xproj;packages\**" />
   </ItemGroup>
 
+  <ItemGroup Condition=" '$(NoHttps)' != 'true' ">
+    <ProjectReference Include="..\..\Stack\Opc.Ua.Bindings.Https\Opc.Ua.Bindings.Https.csproj" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\..\Stack\Opc.Ua.Core\Opc.Ua.Core.csproj" />
     <ProjectReference Include="..\..\Libraries\Opc.Ua.Configuration\Opc.Ua.Configuration.csproj" />
@@ -35,8 +38,4 @@
     </None>
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="Properties\" />
-  </ItemGroup>
-
 </Project>