Build doesn't need SDK installed anymore.

Libraries/Manifest Tool/mt.exe.config

@@ -0,0 +1,9 @@
+<?xml version ="1.0"?> 
+<!-- This allows mt.exe to run on machines with the CLR v4 installed but not 1.1 or 2.0 -->
+<configuration> 
+    <startup useLegacyV2RuntimeActivationPolicy="true"> 
+        <supportedRuntime version="v4.0"/> 
+        <supportedRuntime version="v2.0.50727"/>
+        <supportedRuntime version="v1.1.4322"/>
+    </startup> 
+</configuration>

ServiceHelpers/ServiceInstall/ServiceInstall.csproj

@@ -69,7 +69,7 @@
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PostBuildEvent>"C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\mt.exe" -manifest "$(ProjectDir)app.manifest"  –outputresource:"$(TargetDir)$(TargetFileName)";#1</PostBuildEvent>
+    <PostBuildEvent>"$(SolutionDir)Libraries\Manifest Tool\mt.exe" -manifest "$(ProjectDir)app.manifest"  –outputresource:"$(TargetDir)$(TargetFileName)";#1</PostBuildEvent>
   </PropertyGroup>
   <Import Project="$(SolutionDir)\.nuget\nuget.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 

ServiceHelpers/ServiceUninstall/ServiceUninstall.csproj

@@ -70,7 +70,7 @@
     </PreBuildEvent>
   </PropertyGroup>
   <PropertyGroup>
-    <PostBuildEvent>"C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\mt.exe" -manifest "$(ProjectDir)app.manifest"  –outputresource:"$(TargetDir)$(TargetFileName)";#1</PostBuildEvent>
+    <PostBuildEvent>"$(SolutionDir)Libraries\Manifest Tool\mt.exe" -manifest "$(ProjectDir)app.manifest"  –outputresource:"$(TargetDir)$(TargetFileName)";#1</PostBuildEvent>
   </PropertyGroup>
   <Import Project="$(SolutionDir)\.nuget\nuget.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.