Ensure that Bower packages are installed after `npm install`.
Merge pull request #554 from rjackson/run-bower-in-blueprint

Ensure that Bower packages are installed after `npm install`.
Revert "Ensure that Bower packages are installed after `npm install`."

This reverts commit 7a6fad3ffcfaf3465a103127f7ae91bec9420703.

this screws up ember new, which purposely runs npm install indepdently
of bower install
Libraries included by default should not be in Brocfile.