module.exports = {
  compile: {
    options: {
      baseUrl: "dist/",
      name: "../bower_components/almond/almond",
      paths: {
        "neue": "../js"
      },
      include: "neue/main",
      insertRequire: ["neue/main"],
      out: "dist/neue.js",
      wrap: true,
      preserveLicenseComments: false,
      generateSourceMaps: true,
      optimize: "uglify2",
      uglify2: {
        compress: {
          dead_code: true,
          drop_debugger: true,
          drop_console: true,
          global_defs: {
            DEBUG: false
          }
        }
      }
    }
  }
}

@@ -369,214 +369,8 @@
 fy2%22
-,%0A      uglify2: %7B%0A        compress: %7B%0A          dead_code: true,%0A          drop_debugger: true,%0A          drop_console: true,%0A          global_defs: %7B%0A            DEBUG: false%0A          %7D%0A        %7D%0A      %7D
 %0A   

Remove code optimization step.