Remove unused thing

Author: RyanCavanaugh

Jakefile.js

@@ -5,8 +5,6 @@
 const fs = require("fs");
 const os = require("os");
 const path = require("path");
-const child_process = require("child_process");
-const removeInternal = require("remove-internal");
 const fold = require("travis-fold");
 const ts = require("./lib/typescript");
 const del = require("del");