remove unused nodes edit route, method and view
modify feature tests for new redirects on sign-in
fix create_story feature spec for new upload functionality
remove unneeded node controller tests after removing routes
modified nodes and stories controller tests for revisions
remove unused node_params
test for alert when story creation fails
show placeholder image if the user lacks an image url, and test user index page
add controller tests for editing
fought with nasty test issues and finally beat down the quirks of Capybara & FactoryGirl as they relate to the crazily coupled nature of node & story in our schema design
modify seeds to create similarly sized blocks of content