anchor.diff:  :: 4. Install bower packages
   IF EXIST "%DEPLOYMENT_TARGET%\bower.json" (
     pushd "%DEPLOYMENT_TARGET%"
  +  echo Installing bower packages.
     call :ExecuteCmd !NPM_CMD! install -g bower
     IF !ERRORLEVEL! NEQ 0 goto error
     call :ExecuteCmd bower install
  
positive.code: )
  
  :: 5. Run grunt
  IF EXIST "%DEPLOYMENT_TARGET%\bower.json" (
    pushd "%DEPLOYMENT_TARGET%"
    call :ExecuteCmd !NPM_CMD! install -g grunt-cli
    IF !ERRORLEVEL! NEQ 0 goto error
    call :ExecuteCmd grunt --no-color cssmin uglify
    IF !ERRORLEVEL! NEQ 0 goto error
    call :ExecuteCmd grunt --no-color --force
    IF !ERRORLEVEL! NEQ 0 goto error
    popd
  
negative.code: :: 3. Install npm packages
  IF EXIST "%DEPLOYMENT_TARGET%\package.json" (
    pushd "%DEPLOYMENT_TARGET%"
    echo Installing npm packages.
    call :ExecuteCmd !NPM_CMD! install --production
    IF !ERRORLEVEL! NEQ 0 goto error
    popd
  