Node 0.10.x path.existsSync is now called `fs.existsSync`.

[hanxue]

Running nide's Mac app and selecting an existing directory will result in

Internal error at the local server

path.existsSync is now called `fs.existsSync`.

events.js:72
        throw er; // Unhandled 'error' event
              ^
Error: Command failed: npm ERR! missing: scrypt@*, required by application-name@0.0.1
npm ERR! extraneous: passport@0.2.0 /Users/hanxue/Code/RTI/controlpanel/node_modules/passport
npm ERR! extraneous: express-generator@4.0.0 /Users/hanxue/Code/RTI/controlpanel/node_modules/express-generator
npm ERR! extraneous: mongoose@3.8.8 /Users/hanxue/Code/RTI/controlpanel/node_modules/mongoose
npm ERR! not ok code 0

    at ChildProcess.exithandler (child_process.js:637:15)
    at ChildProcess.EventEmitter.emit (events.js:98:17)
    at maybeClose (child_process.js:743:16)
    at Socket.<anonymous> (child_process.js:956:11)
    at Socket.EventEmitter.emit (events.js:95:17)
    at Pipe.close (net.js:465:12)

Screenshot: