diff --git a/.gitignore b/.gitignore
index 8b5541931..87cfc8ad5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 *.suo
 .fake/
+.vs/
 bin/
 obj/
 paket-files/
diff --git a/appveyor.yml b/appveyor.yml
new file mode 100644
index 000000000..019846854
--- /dev/null
+++ b/appveyor.yml
@@ -0,0 +1,9 @@
+init:
+  - git config --global core.autocrlf input
+build_script:
+  - cmd: build.cmd
+test: off
+version: 0.0.1.{build}
+artifacts:
+  - path: bin
+    name: bin
diff --git a/paket.lock b/paket.lock
index 08a5a850a..1eb1ec50e 100644
--- a/paket.lock
+++ b/paket.lock
@@ -2,7 +2,7 @@ NUGET
   remote: http://nuget.org/api/v2
   specs:
     CommandLineParser (1.9.71)
-    FAKE (4.3.4)
+    FAKE (4.4.2)
     FSharp.Compiler.Service (0.0.90)
     FSharpVSPowerTools.Core (1.9.0)
       FSharp.Compiler.Service (>= 0.0.90)
@@ -17,4 +17,4 @@ NUGET
 GITHUB
   remote: matthid/Yaaf.FSharp.Scripting
   specs:
-    src/source/Yaaf.FSharp.Scripting/YaafFSharpScripting.fs (1823a75ec30e022c1a086b32c773d5a6ddd0db00)
\ No newline at end of file
+    src/source/Yaaf.FSharp.Scripting/YaafFSharpScripting.fs (25170f50dabf631b6ec319d12c78b5276370f418)
\ No newline at end of file
diff --git a/tests/FSharp.MetadataFormat.Tests/App.config b/tests/FSharp.MetadataFormat.Tests/App.config
index 4e1805713..f2b38ec2a 100644
--- a/tests/FSharp.MetadataFormat.Tests/App.config
+++ b/tests/FSharp.MetadataFormat.Tests/App.config
@@ -37,7 +37,7 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="FSharp.Core" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="2.0.0.0-4.4.0.0" newVersion="4.4.0.0" />
+        <bindingRedirect oldVersion="2.0.0.0-4.3.1.0" newVersion="4.3.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="CommandLine" publicKeyToken="de6f01bd326f8c32" culture="neutral" />
diff --git a/tests/FSharp.MetadataFormat.Tests/Tests.fs b/tests/FSharp.MetadataFormat.Tests/Tests.fs
index 23f0fdb0f..002f28fff 100644
--- a/tests/FSharp.MetadataFormat.Tests/Tests.fs
+++ b/tests/FSharp.MetadataFormat.Tests/Tests.fs
@@ -432,8 +432,24 @@ let ``MetadataFormat omit works without markdown``() =
   let binDir = root @@ "files/FsLib/bin/Debug"
   let library = binDir @@ "FsLib2.dll"
   let output = getOutputDir()
-  MetadataFormat.Generate([library], output, layoutRoots, info, libDirs = [binDir; root @@ "../../lib"], markDownComments = false)
+  MetadataFormat.Generate
+    ([library], output, layoutRoots, info, libDirs = [binDir; root @@ "../../lib"],
+     markDownComments = false)
   let fileNames = Directory.GetFiles(output)
   let files = dict [ for f in fileNames -> Path.GetFileName(f), File.ReadAllText(f) ]
   
   files.ContainsKey "fslib-test_omit.html" |> should equal false
+
+[<Test>]
+let ``MetadataFormat test FsLib1``() =
+  let binDir = root @@ "files/FsLib/bin/Debug"
+  let library = binDir @@ "FsLib1.dll"
+  let output = getOutputDir()
+  MetadataFormat.Generate
+    ([ library ], output, layoutRoots, info, libDirs = [ binDir; root @@ "../../lib" ],
+     markDownComments = false)
+  let fileNames = Directory.GetFiles(output)
+
+  let files =
+      dict [ for f in fileNames -> Path.GetFileName(f), File.ReadAllText(f) ]
+  files.ContainsKey "fslib-test_omit.html" |> should equal false
\ No newline at end of file
diff --git a/tests/FSharp.MetadataFormat.Tests/files/FsLib/FsLib2.fsproj b/tests/FSharp.MetadataFormat.Tests/files/FsLib/FsLib2.fsproj
index 13a9ffda1..b0e341840 100644
--- a/tests/FSharp.MetadataFormat.Tests/files/FsLib/FsLib2.fsproj
+++ b/tests/FSharp.MetadataFormat.Tests/files/FsLib/FsLib2.fsproj
@@ -8,9 +8,10 @@
     <OutputType>Library</OutputType>
     <RootNamespace>FsLib</RootNamespace>
     <AssemblyName>FsLib2</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-    <TargetFSharpCoreVersion>4.3.0.0</TargetFSharpCoreVersion>
+    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
+    <TargetFSharpCoreVersion>4.4.0.0</TargetFSharpCoreVersion>
     <Name>FsLib1</Name>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library1.fs b/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library1.fs
index 3ac51294d..dde61b43c 100644
--- a/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library1.fs
+++ b/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library1.fs
@@ -1,7 +1,7 @@
 namespace FsLib
 
 /// Union sample
-type Union = 
+type Union =
   /// Hello of int
   | Hello of int
   /// World of string and int
@@ -12,7 +12,7 @@ type Union =
 #endif
 
 /// Record sample
-type Record = 
+type Record =
   { /// This is name
     Name : string
     /// This is age
@@ -20,3 +20,21 @@ type Record =
   /// Additional members
   member x.Foo = 0
   member x.Foo2() = 0
+
+type ITestInterface =
+  abstract Test : unit -> RazorEngine.Templating.IRazorEngineService
+  abstract FixScript : string -> string
+
+/// Issue 201 docs
+[<System.Runtime.CompilerServices.Extension>]
+module Test_Issue201 =
+  /// Extension docs
+  [<System.Runtime.CompilerServices.Extension>]
+  let MyExtension (o : ITestInterface) =
+    ignore <| o.Test().GetKey(null)
+
+[<AutoOpen>]
+module Test_Issue201Extensions =
+  type ITestInterface with
+    member x.MyExtension() =
+     Test_Issue201.MyExtension x
\ No newline at end of file
diff --git a/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library2.fs b/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library2.fs
index c967f85e9..b47317311 100644
--- a/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library2.fs
+++ b/tests/FSharp.MetadataFormat.Tests/files/FsLib/Library2.fs
@@ -45,17 +45,6 @@ type ITestInterface =
 /// Issue 201 docs
 [<System.Runtime.CompilerServices.Extension>]
 module Test_Issue201 =
-  let internal notImpl () =
-        (raise <| System.NotSupportedException("Migration is not supported by this type, please implement GetMigrator."))
-        : 'a
-  /// Test FixScript_MSSQL Documentation
-  let FixScript_MSSQL (script:string) = script
-  /// Test FixScript_MySQL Documentation
-  let FixScript_MySQL (script:string) =
-    script.Replace(
-      "from information_schema.columns where", 
-      "FROM information_schema.columns WHERE table_schema = SCHEMA() AND")
- 
   /// Extension docs
   [<System.Runtime.CompilerServices.Extension>]
   let MyExtension (o : ITestInterface) =