We are going to check in mdoc because there is no stand-alone version

.gitignore

@@ -2,7 +2,6 @@
 ## files generated by popular Visual Studio add-ons.
 
 # Repository-specific files
-tools/
 output/
 binding/SkiaSharp.Portable/SkiaPortable.cs
 docs/SkiaSharp.tree

bootstrapper.ps1

@@ -14,7 +14,6 @@ Param(
 
 $TOOLS_DIR = Join-Path $PSScriptRoot "tools"
 $NUGET_EXE = Join-Path $TOOLS_DIR "nuget.exe"
-$MDOC_EXE = Join-Path $TOOLS_DIR "mdoc/mdoc.exe"
 $PACKAGES_CONFIG = Join-Path $TOOLS_DIR "packages.config"
 $CAKE_EXE = Join-Path $TOOLS_DIR "Cake/Cake.exe"
 $XC_EXE = Join-Path $TOOLS_DIR "xamarin-component.exe"
@@ -46,14 +45,6 @@ if (!(Test-Path $NUGET_EXE)) {
     Throw "Could not find NuGet.exe"
 }
 
-# Make sure mdoc exists where we expect it.
-if (!(Test-Path $MDOC_EXE)) {
-    Invoke-WebRequest -Uri http://www.go-mono.com/archive/mdoc-net-2010-01-04.zip -OutFile (Join-Path $TOOLS_DIR "mdoc.zip")    
-    Add-Type -AssemblyName System.IO.Compression.FileSystem
-    [System.IO.Compression.ZipFile]::ExtractToDirectory((Join-Path $TOOLS_DIR "mdoc.zip"), ($TOOLS_DIR))   
-    Rename-Item (Join-Path $TOOLS_DIR "mdoc-net-2010-01-04") (Join-Path $TOOLS_DIR "mdoc")
-}
-
 # Make sure xamarin-component exists where we expect it.
 if (!(Test-Path $XC_EXE)) {
     Invoke-WebRequest -Uri https://components.xamarin.com/submit/xpkg -OutFile (Join-Path $TOOLS_DIR "xpkg.zip")    

tools/.gitignore

@@ -0,0 +1,9 @@
+__MACOSX/
+Addins/
+Cake/
+NUnit.Console/
+
+nuget.exe
+System.IO.Compression.dll
+xamarin-component.exe
+xpkg.zip