Add Fake build script. Update REAMDE

.fake/build.fsx/build_A62215ABB351A67E415075B0D04F0DD54EF9E5E30A392A5FC2BA62F79E18364D.warnings

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+/Users/sam.williams/projects/CsToFs/build.fsx (21,50)-(21,65): Error FS0039: The value, constructor, namespace or type 'Release_2_1_505' is not defined. Maybe you want one of the following:
+   Release_2_1_300
+   Release_2_1_301
+   Release_2_1_302
+   Release_2_1_400
+   Release_2_1_401

.fake/build.fsx/fake-hash-contents.txt

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+
+#r "paket:
+nuget FSharp.Core 4.6.0.0
+nuget Fake.Core.Target
+nuget Fake.DotNet.Cli //"
+
+#load ".fake/build.fsx/intellisense.fsx"
+open Fake.Core
+open Fake.DotNet
+open Fake.IO
+open Fake.IO.FileSystemOperators
+open Fake.IO.Globbing.Operators
+open Fake.Core.TargetOperators
+
+Target.initEnvironment()
+
+let solutionFile = "FSharper.sln"
+let fshaperProject = "FSharper.Core/FSharper.Core.fsproj"
+let fshaperTestsProject = "FSharper.Tests.fsproj"
+let testsProjectDir = "FSharper.Tests"
+
+let install = lazy DotNet.install DotNet.Versions.Release_2_1_302
+
+let inline dotnetSimple arg = DotNet.Options.lift install.Value arg
+
+let inline withWorkDir wd =
+    DotNet.Options.lift install.Value
+    >> DotNet.Options.withWorkingDirectory wd
+
+Target.create "Clean" (fun _ ->
+    !! "**/bin"
+    ++ "**/obj"
+    |> Shell.cleanDirs 
+)
+
+Target.create "Restore" (fun _ -> DotNet.restore dotnetSimple solutionFile )
+Target.create "Build" (fun _ -> DotNet.build dotnetSimple solutionFile )
+Target.create "Test" (fun _ -> 
+  System.IO.Directory.SetCurrentDirectory testsProjectDir
+  DotNet.test id fshaperTestsProject)
+
+Target.create "All" ignore
+
+"Clean"
+  ==> "Restore"
+  ==> "Build"
+  ==> "Test"
+  ==> "All"
+
+Target.runOrDefault "Test"
+/Users/sam.williams/projects/CsToFs/build.fsx
+--define:DOTNETCORE
+--define:FAKE

.fake/build.fsx/fake-hash-files.txt

@@ -0,0 +1 @@
+scriptpath:///build.fsx

.fake/build.fsx/fake-hash.txt

@@ -0,0 +1 @@
+290454DA48741EF0B27504A4F7AEFE0DC352BE95D6A42F785784BC9218BF17CC

.fake/build.fsx/fake-section.cached

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+#r "paket:
+nuget FSharp.Core 4.6.0.0
+nuget Fake.Core.Target
+nuget Fake.DotNet.Cli //"
+
+#load ".fake/build.fsx/intellisense.fsx"
+open Fake.Core
+open Fake.DotNet
+open Fake.IO
+open Fake.IO.FileSystemOperators
+open Fake.IO.Globbing.Operators
+open Fake.Core.TargetOperators
+
+Target.initEnvironment()
+
+let solutionFile = "FSharper.sln"
+let fshaperProject = "FSharper.Core/FSharper.Core.fsproj"
+let fshaperTestsProject = "FSharper.Tests.fsproj"
+let testsProjectDir = "FSharper.Tests"
+
+// Lazily install DotNet SDK in the correct version if not available
+let install = lazy DotNet.install DotNet.Versions.Release_2_1_302
+
+// Set general properties without arguments
+let inline dotnetSimple arg = DotNet.Options.lift install.Value arg
+
+let inline withWorkDir wd =
+    DotNet.Options.lift install.Value
+    >> DotNet.Options.withWorkingDirectory wd
+
+Target.create "Clean" (fun _ ->
+    !! "**/bin"
+    ++ "**/obj"
+    |> Shell.cleanDirs 
+)
+
+Target.create "Restore" (fun _ -> DotNet.restore dotnetSimple solutionFile )
+Target.create "Build" (fun _ -> DotNet.build dotnetSimple solutionFile )
+Target.create "Test" (fun _ -> 
+  System.IO.Directory.SetCurrentDirectory testsProjectDir
+  DotNet.test id fshaperTestsProject)
+
+Target.create "All" ignore
+
+"Clean"
+  ==> "Restore"
+  ==> "Build"
+  ==> "Test"
+  ==> "All"
+
+Target.runOrDefault "Test"

.fake/build.fsx/fake-section.txt

@@ -0,0 +1 @@
+paket: scriptpath:///.fake/build.fsx/paket.dependencies, <null>, paket-inline

.fake/build.fsx/intellisense.fsx

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+// This file is automatically generated by FAKE
+// This file is needed for IDE support only
+#if !FAKE
+#load "intellisense_lazy.fsx"
+#endif

.fake/build.fsx/intellisense_lazy.fsx

@@ -0,0 +1,111 @@
+// This file is automatically generated by FAKE
+// This file is needed for IDE support only
+namespace PaketLoadScripts
+
+#r "/Users/sam.williams/.nuget/packages/msbuild.structuredlogger/2.0.110/lib/net46/StructuredLogger.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.net.http/4.3.4/lib/net46/System.Net.Http.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.xml/5.15.4/lib/net46/Fake.Core.Xml.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.x509certificates/4.3.2/lib/net461/System.Security.Cryptography.X509Certificates.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.csp/4.3.0/lib/net46/System.Security.Cryptography.Csp.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.xml.xpath.xdocument/4.3.0/lib/net46/System.Xml.XPath.XDocument.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.xml.xpath.xmldocument/4.3.0/lib/net46/System.Xml.XPath.XmlDocument.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.algorithms/4.3.1/lib/net463/System.Security.Cryptography.Algorithms.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.xml.xmldocument/4.3.0/lib/net46/System.Xml.XmlDocument.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.xml.xpath/4.3.0/lib/net46/System.Xml.XPath.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.semver/5.15.4/lib/net46/Fake.Core.SemVer.dll" 
+#r "/Users/sam.williams/.nuget/packages/microsoft.build.framework/16.0.461/lib/netstandard2.0/Microsoft.Build.Framework.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.common/5.2.0/lib/netstandard2.0/NuGet.Common.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.io.filesystem.watcher/4.3.0/lib/net46/System.IO.FileSystem.Watcher.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.linq.expressions/4.3.0/lib/net463/System.Linq.Expressions.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.encoding/4.3.0/lib/net46/System.Security.Cryptography.Encoding.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.xml.readerwriter/4.3.1/lib/net46/System.Xml.ReaderWriter.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.diagnostics.fileversioninfo/4.3.0/lib/net46/System.Diagnostics.FileVersionInfo.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.diagnostics.process/4.3.0/lib/net461/System.Diagnostics.Process.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.globalization.extensions/4.3.0/lib/net46/System.Globalization.Extensions.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.linq/4.3.0/lib/net463/System.Linq.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.resources.writer/4.3.0/lib/netstandard1.3/System.Resources.Writer.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.runtime.serialization.primitives/4.3.0/lib/net46/System.Runtime.Serialization.Primitives.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.primitives/4.3.0/lib/net46/System.Security.Cryptography.Primitives.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.text.regularexpressions/4.3.1/lib/net463/System.Text.RegularExpressions.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.threading.overlapped/4.3.0/lib/net46/System.Threading.Overlapped.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.runtime.interopservices/4.3.0/lib/net463/System.Runtime.InteropServices.dll" 
+#r "/Users/sam.williams/.nuget/packages/fsharp.control.reactive/4.2.0/lib/net46/FSharp.Control.Reactive.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.io.filesystem/4.3.0/lib/net46/System.IO.FileSystem.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reflection/4.3.0/lib/net462/System.Reflection.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.globalization.calendars/4.3.0/lib/net46/System.Globalization.Calendars.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.io/4.3.0/lib/net462/System.IO.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive/4.1.6/lib/net46/System.Reactive.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.threading.threadpool/4.3.0/lib/net46/System.Threading.ThreadPool.dll" 
+#r "/Users/sam.williams/.nuget/packages/fparsec/1.0.3/lib/net40-client/FParsecCS.dll" 
+#r "/Users/sam.williams/.nuget/packages/microsoft.win32.primitives/4.3.0/lib/net46/Microsoft.Win32.Primitives.dll" 
+#r "/Users/sam.williams/.nuget/packages/microsoft.win32.registry/4.5.0/lib/net461/Microsoft.Win32.Registry.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.diagnostics.tracing/4.3.0/lib/net462/System.Diagnostics.Tracing.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.io.filesystem.primitives/4.3.0/lib/net46/System.IO.FileSystem.Primitives.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.runtime.extensions/4.3.1/lib/net462/System.Runtime.Extensions.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.protecteddata/4.5.0/lib/net461/System.Security.Cryptography.ProtectedData.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.threading.thread/4.3.0/lib/net46/System.Threading.Thread.dll" 
+#r "/Users/sam.williams/.nuget/packages/blackfox.vswhere/1.0.0/lib/net45/BlackFox.VsWhere.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.context/5.15.4/lib/net46/Fake.Core.Context.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.environment/5.15.4/lib/net46/Fake.Core.Environment.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.string/5.15.4/lib/net46/Fake.Core.String.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.runtime/4.3.1/lib/net462/System.Runtime.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.accesscontrol/4.5.0/lib/net461/System.Security.AccessControl.dll" 
+#r "/Users/sam.williams/.nuget/packages/newtonsoft.json/12.0.2/lib/net45/Newtonsoft.Json.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.frameworks/5.2.0/lib/net40/NuGet.Frameworks.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.versioning/5.2.0/lib/netstandard2.0/NuGet.Versioning.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.buffers/4.5.0/lib/netstandard2.0/System.Buffers.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.codedom/4.5.0/lib/net461/System.CodeDom.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.collections.immutable/1.5.0/lib/netstandard2.0/System.Collections.Immutable.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.diagnostics.diagnosticsource/4.5.1/lib/net46/System.Diagnostics.DiagnosticSource.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.numerics.vectors/4.5.0/lib/net46/System.Numerics.Vectors.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reflection.typeextensions/4.5.1/lib/net461/System.Reflection.TypeExtensions.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.runtime.compilerservices.unsafe/4.5.2/lib/netstandard2.0/System.Runtime.CompilerServices.Unsafe.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.cng/4.5.0/lib/net47/System.Security.Cryptography.Cng.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.cryptography.openssl/4.5.1/lib/netstandard2.0/System.Security.Cryptography.OpenSsl.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.security.principal.windows/4.5.1/lib/net461/System.Security.Principal.Windows.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.threading.tasks.dataflow/4.9.0/lib/netstandard2.0/System.Threading.Tasks.Dataflow.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.io.filesystem/5.15.4/lib/net46/Fake.IO.FileSystem.dll" 
+#r "/Users/sam.williams/.nuget/packages/microsoft.build.utilities.core/16.0.461/lib/netstandard2.0/Microsoft.Build.Utilities.Core.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.configuration/5.2.0/lib/netstandard2.0/NuGet.Configuration.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive.core/4.1.6/lib/net46/System.Reactive.Core.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive.interfaces/4.1.6/lib/net46/System.Reactive.Interfaces.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive.linq/4.1.6/lib/net46/System.Reactive.Linq.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive.platformservices/4.1.6/lib/net46/System.Reactive.PlatformServices.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reactive.providers/4.1.6/lib/net46/System.Reactive.Providers.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.fakevar/5.15.4/lib/net46/Fake.Core.FakeVar.dll" 
+#r "/Users/sam.williams/.nuget/packages/fparsec/1.0.3/lib/net40-client/FParsec.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.memory/4.5.3/lib/netstandard2.0/System.Memory.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.reflection.metadata/1.6.0/lib/netstandard2.0/System.Reflection.Metadata.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.text.encoding.codepages/4.5.1/lib/net461/System.Text.Encoding.CodePages.dll" 
+#r "/Users/sam.williams/.nuget/packages/system.threading.tasks.extensions/4.5.3/lib/netstandard2.0/System.Threading.Tasks.Extensions.dll" 
+#r "/Users/sam.williams/.nuget/packages/microsoft.build.tasks.core/16.0.461/lib/netstandard2.0/Microsoft.Build.Tasks.Core.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.packaging/5.2.0/lib/netstandard2.0/NuGet.Packaging.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.commandlineparsing/5.15.4/lib/net46/Fake.Core.CommandLineParsing.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.trace/5.15.4/lib/net46/Fake.Core.Trace.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.net.http/5.15.4/lib/net46/Fake.Net.Http.dll" 
+#r "/Users/sam.williams/.nuget/packages/nuget.protocol/5.2.0/lib/netstandard2.0/NuGet.Protocol.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.process/5.15.4/lib/net46/Fake.Core.Process.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.tasks/5.15.4/lib/net46/Fake.Core.Tasks.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.dotnet.msbuild/5.15.4/lib/net462/Fake.DotNet.MSBuild.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.dotnet.nuget/5.15.4/lib/net46/Fake.DotNet.NuGet.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.core.target/5.15.4/lib/net46/Fake.Core.Target.dll" 
+#r "/Users/sam.williams/.nuget/packages/fake.dotnet.cli/5.15.4/lib/net462/Fake.DotNet.Cli.dll" 
+#r "System" 
+#r "System.Core" 
+#r "System.Numerics" 
+#r "System.Configuration" 
+#r "System.IO.Compression" 
+#r "System.ComponentModel.Composition" 
+#r "System.Security" 
+#r "System.Windows" 
+#r "System.Windows.Forms" 
+#r "WindowsBase" 
+#r "System.Runtime.Serialization" 
+#r "System.Xml" 
+#r "System.Xaml" 
+#r "System.Xml.Linq" 
+#r "System.IdentityModel" 
+#r "System.Net.Http" 
+#r "System.Net.Http.WebRequest" 
+#r "System.ServiceModel" 
+#r "System.Reflection" 

.fake/build.fsx/paket.dependencies

@@ -0,0 +1,7 @@
+framework: netstandard2.0
+source https://api.nuget.org/v3/index.json
+storage: none
+
+nuget FSharp.Core 4.6.0.0
+nuget Fake.Core.Target
+nuget Fake.DotNet.Cli //