Beefs up the test environment with capybara.
Cleans up story list.
Minor refactor. Creates objects outright.

WIP: Should still validate all objects before saving anything.
Makes for more robust story creation. Added comments.
More reliable method to determine if a page is the first in a story.
Passes the parent choice id into page creation.
Makes Rails create the new page path dynamically.
Removes logic from view and ugly, unnecessary "Stories" heading.
Simplifies routes.
Preps for integration tests.
Makes story creation more complete and gets it all done in one step.