add users seeder and permissions

Signed-off-by: Suhayb El Wardany <me@suw.me>
assets, base template.
Merge branch 'master' of github.com:cartalyst/demo-sentry

Signed-off-by: Suhayb El Wardany <me@suw.me>

Conflicts:
	app/views/template.blade.php
content, layout work.
content.