Optimize the root build experience

[harbby]

bower ESUDO         Cannot be run with sudo

Additional error details:
Since bower is a user command, there is no need to execute it with superuser permissions.
If you're having permission errors when using bower without sudo, please spend a few minutes learning more about how your system should work and make any necessary repairs.

http://www.joyent.com/blog/installing-node-and-npm
https://gist.github.com/isaacs/579814

You can however run a command with sudo using "--allow-root" option
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! sylph_ui@1.0.0 build: `bower install && exit 0`

[harbby]

Has been submitted for repair via 866398d