Add note to close search extra when clicking outside the search form.
Add parameters.yml to gitignore.
Add options array to init method for setting search_url.
Pass search_url in during app initialization.
Update javascript to use business_name instead of name.
Remove cruft from router.
Add handling for no search results.
Add parameters.php.dist file showing params format with sensible
defaults with gitignore rule for actual parameters.php file.