Swap MSBuild processes for Cake

This brings this project inline with other repo. build setups within the organization.

Part of this changeover is the use of GitVersion.

.gitignore

@@ -196,3 +196,5 @@ FakesAssemblies/
 
 # Visual Studio 6 workspace options file
 *.opt
+
+tools/

GitVersion.yml

@@ -0,0 +1,2 @@
+mode: Mainline
+increment: Patch

appveyor.yml

@@ -1,13 +1,24 @@
+environment:
+  IGNORE_NORMALISATION_GIT_HEAD_MOVE: 1
+
 image: Visual Studio 2017
 
 cache:
   - packages -> **\packages.config
 
+install:
+  - choco install gitversion.portable -pre -y
+
+before_build:
+  - ps: C:\ProgramData\chocolatey\bin\gfv.exe $env:APPVEYOR_BUILD_FOLDER /l console /output buildserver /updateAssemblyInfo /nofetch
+
 build_script:
-  - ./build.cmd /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
+  - ps: ./build.ps1
 
 test: off
 
+skip_tags: true
+
 artifacts:
   - path: ./msbuild.log
   - path: ./artifacts/*.nupkg
@@ -17,3 +28,9 @@ deploy:
     name: NuGet
     on:
       branch: master
+
+  - provider: Environment
+    name: GitHub
+    github_tag_name: v$(GitVersion_NuGetVersionV2)
+    on:
+      branch: master

build.cake

@@ -0,0 +1,77 @@
+#tool "nuget:?package=xunit.runner.console"
+
+var target = Argument("target", "Default");
+var configuration = Argument("configuration", "Release");
+var solution = "./Filter.sln";
+var publishDirectory = Directory("./artifacts");
+
+Task("Clean")
+    .Does(() =>
+    {
+        CleanDirectory(publishDirectory);
+    });
+
+Task("Restore")
+    .IsDependentOn("Clean")
+    .Does(() =>
+    {
+        NuGetRestore(solution);
+    });
+
+Task("Build")
+    .IsDependentOn("Restore")
+    .Does(() =>
+    {
+        MSBuild(solution, settings =>
+            settings.SetConfiguration(configuration)
+                .WithProperty("TreatWarningsAsErrors", "False")
+                .SetVerbosity(Verbosity.Minimal)
+                .AddFileLogger());
+    });
+
+Task("Test")
+    .IsDependentOn("Build")
+    .Does(() =>
+    {
+        XUnit2("./tests/**/bin/" + configuration + "/*.Tests.dll", new XUnit2Settings());
+    });
+
+Task("Publish")
+    .IsDependentOn("Test")
+    .Does(() =>
+    {
+        NuGetPack("./src/Filter/Filter.csproj", new NuGetPackSettings
+        {
+            OutputDirectory = publishDirectory,
+            Version = EnvironmentVariable("GitVersion_NuGetVersionV2"),
+            Properties = new Dictionary<string, string>
+            {
+                { "Configuration", configuration }
+            }
+        });
+
+        NuGetPack("./src/Range.Web.Http/Range.Web.Http.csproj", new NuGetPackSettings
+        {
+            OutputDirectory = publishDirectory,
+            Version = EnvironmentVariable("GitVersion_NuGetVersionV2"),
+            Properties = new Dictionary<string, string>
+            {
+                { "Configuration", configuration }
+            }
+        });
+
+        NuGetPack("./src/Filter.Nest/Filter.Nest.csproj", new NuGetPackSettings
+        {
+            OutputDirectory = publishDirectory,
+            Version = EnvironmentVariable("GitVersion_NuGetVersionV2"),
+            Properties = new Dictionary<string, string>
+            {
+                { "Configuration", configuration }
+            }
+        });
+    });
+
+Task("Default")
+    .IsDependentOn("Publish");
+
+RunTarget(target);