Hi
After ./build.sh command i am getting this error:

`Could not start watchman; falling back to NodeWatcher for file system events.
Visit http://ember-cli.com/user-guide/#watchman for more info.
cleaning up...
Build failed.
The Broccoli Plugin: [BroccoliMergeTrees: TreeMerger (vendor & appJS)] failed with:
Error: ENOENT: no such file or directory, stat '/home/pooladmin/open-ethereum-pool/www/tmp/simple_concat-input_base_path-GZGs4cD3.tmp/0/vendor/jquery-cookie/jquery.cookie.js'
at Error (native)
at Object.fs.statSync (fs.js:844:18)
at FSMonitor._measure (/home/pooladmin/open-ethereum-pool/www/node_modules/heimdalljs-fs-monitor/index.js:66:21)
at Object.statSync (/home/pooladmin/open-ethereum-pool/www/node_modules/heimdalljs-fs-monitor/index.js:82:30)
at Concat.keyForFile (/home/pooladmin/open-ethereum-pool/www/node_modules/broccoli-caching-writer/index.js:87:20)
at Array.map (native)
at Concat.CachingWriter._conditionalBuild (/home/pooladmin/open-ethereum-pool/www/node_modules/broccoli-caching-writer/index.js:109:65)
at /home/pooladmin/open-ethereum-pool/www/node_modules/broccoli-caching-writer/node_modules/broccoli-plugin/read_compat.js:61:34
at tryCatch (/home/pooladmin/open-ethereum-pool/www/node_modules/rsvp/dist/rsvp.js:525:12)
at invokeCallback (/home/pooladmin/open-ethereum-pool/www/node_modules/rsvp/dist/rsvp.js:538:13)

Help solve it