chore(ci): remove dependencies installation and useless step (#250)
chore(ci): remove dependencies installation and useless step (#250)

Since the modification of the package.json and the full inclusion of bower, the travis-ci doesn't need to installed bower globally.
It's the same for the `bower install` step which is now triggered by the `npm install` step
GDGYangon/gdg-yangon-devfest-2015-website,GDG-Ukraine/hoverboard,GDG-Ukraine/hoverboard,GDGYangon/gdg-yangon-devfest-2015-website