update default gems; replace factory_girl with fabrication and remove associated builder methods; remove database_cleaner setup
add devise setup
Add simple_navigation to default gems; add configure_simple_navigation, create_static_pages; add header to layout files; update layout; pull in stylesheets
add double percents to layout template suspenders_layout.html.erb.erb
remove require tree from application.css.scss; fix incorrect path when pulling in config/navigation.rb
fix empty normalize.css template