T&est stability improvement, adjusted Choco verification description

Capnp.Net.Runtime.Tests/TestCapImplementations.cs

@@ -510,6 +510,8 @@ namespace Capnp.Net.Runtime.Tests.GenImpls
     #region TestCallOrder
     class TestCallOrderImpl : ITestCallOrder
     {
+        readonly object _lock = new object();
+
         ILogger Logger { get; } = Logging.CreateLogger<TestCallOrderImpl>();
 
         public uint Count { get; set; }
@@ -517,15 +519,21 @@ namespace Capnp.Net.Runtime.Tests.GenImpls
         public uint? CountToDispose { get; set; }
 
         public void Dispose()
+        {
+            lock (_lock)
             {
                 Assert.IsTrue(!CountToDispose.HasValue || Count == CountToDispose, "Must not dispose at this point");
             }
+        }
 
         public Task<uint> GetCallSequence(uint expected, CancellationToken cancellationToken_)
+        {
+            lock (_lock)
             {
                 return Task.FromResult(Count++);
             }
         }
+    }
     #endregion TestCallOrder
 
     #region TestTailCaller

chocolatey/VERIFICATION

@@ -2,20 +2,6 @@ VERIFICATION
 Verification is intended to assist the Chocolatey moderators and community
 in verifying that this package's contents are trustworthy.
  
-This package is published by the capnproto-dotnetcore project itself.
-Starting from a plain Chocolatey test environment, please follow these steps:
-
-  Install .NET Core SDK 2.2.401:
-> choco install dotnetcore-sdk --version 2.2.401
-
-  Reboot if necessary:
-> shutdown /r
-
-  Clone the master branch from GitHub:
-> git clone git://github.com/c80k/capnproto-dotnetcore.git
-> cd capnproto-dotnetcore\scripts
-
-  Run the packaging script:
-> .\capnpc-csharp-pack.ps1
-
-  Verify the generated NuGet packages inside capnproto-dotnetcore\chocolatey\install
+This package is published by the capnproto-dotnetcore project itself. It must be identical to the 
+package which is published on GitHub (replace $version$ by the appropriate version tag):
+https://github.com/c80k/capnproto-dotnetcore/releases/tag/v$version$