title: Error while building Cordova-WP8 Project in Command line (Cordova-3.5)
body: <p>I am building mobile app with the help of cordova 3.5 command line interface. I installed windows8, wp8, android and firfox-os in my app.
  I am able to build android and firefox-os. But when I am trying to build windows8 or wp8, the error displayed as:</p>
  
  <pre><code>C:\Users\igs\hello&gt;cordova build wp8
  Running command: C:\Users\igs\hello\platforms\wp8\cordova\build.bat
  
  WARNING: [ --debug | --release ] not specified, defaulting to debug...
  Cleaning cordova project...
  Building Cordova-WP8 Project:
          Configuration : Debug
          Directory : C:\Users\igs\hello\platforms\wp8
  toolsVersion 0 is not supported
          MSBuildToolsPath: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
  buildCommand = %comspec% /c ""C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbu
  ild" "C:\Users\igs\hello\platforms\wp8\HelloWorld.sln" /clp:NoSummary;NoIt
  emAndPropertyList;Verbosity=minimal /nologo /p:Configuration=Debug"
  Building the projects in this solution one at a time. To enable parallel build,
  please add the "/m" switch.
  C:\Users\igs\hello\platforms\wp8\HelloWorld.csproj(192,5): error MSB4019:
  The imported project "C:\Program Files (x86)\MSBuild\Microsoft\WindowsPhone\v8.0
  \Microsoft.WindowsPhone.v8.0.Overrides.targets" was not found. Confirm that the
  path in the &lt;Import&gt; declaration is correct, and that the file exists on disk.
  Error: C:\Users\igs\hello\platforms\wp8\cordova\build.bat: Command failed
  with exit code 2
      at ChildProcess.whenDone (C:\Users\igs\AppData\Roaming\npm\node_module
  s\cordova\node_modules\cordova-lib\src\cordova\superspawn.js:135:23)
      at ChildProcess.emit (events.js:98:17)
      at maybeClose (child_process.js:756:16)
      at Process.ChildProcess._handle.onexit (child_process.js:823:5) 
  </code></pre>
  
  <p>Is anything need to be installed? please help me.
  Thanks in advance.</p>