Package nuget packages and publish to appveyor artifacts

Author: david-driscoll

.appveyor.yml

@@ -6,3 +6,5 @@ after_build:
   - "SET PATH=C:\\Python34;C:\\Python34\\Scripts;%PATH%"
   - pip install codecov
   - codecov -f "./artifacts/coverage/coverage.xml"
+artifacts:
+  - path: ./artifacts/nuget/*.nupkg

build.cake

@@ -123,15 +123,33 @@ Task("Coverage")
     System.IO.File.WriteAllText(artifacts + "/coverage/coverage.xml", withBom.Replace(_byteOrderMarkUtf8, ""));
 });
 
-Task("GitVersion")
+Task("Pack")
+    .IsDependentOn("Build")
     .Does(() => {
+        EnsureDirectoryExists(artifacts + "/nuget");
+        foreach (var project in GetFiles("src/*/*.csproj"))
+            DotNetCorePack(project.FullPath, new DotNetCorePackSettings
+            {
+                NoBuild = true,
+                Configuration = configuration,
+                EnvironmentVariables = GitVersionEnvironmentVariables,
+                OutputDirectory = artifacts + "/nuget"
+            });
+    });
 
+Task("GitVersion")
+    .Does(() => {
+        GitVersion(new GitVersionSettings() {
+            OutputType = GitVersionOutput.BuildServer
+        });
     });
 
 Task("Default")
+    .IsDependentOn("GitVersion")
     .IsDependentOn("Clean")
     .IsDependentOn("Build")
     .IsDependentOn("Test")
-    .IsDependentOn("Coverage");
+    .IsDependentOn("Coverage")
+    .IsDependentOn("Pack");
 
 RunTarget(target);