Replaced /app/ with {{ paths.app }}. Fixed #108, and similar issues.
HTML theming for forms. mostly to display errors.
Remove remaining uses of request superglobals

I went through the application and removed any remaining uses of request superglobals ($_GET, $_POST, $_REQUEST) and replaced them with the relevant Symfony Request API call. The only uses of request superglobals that remain that I could find are those in utility classes not specific to Bolt.

Signed-off-by: Max Fierke <max@maxfierke.com>
Tweaking the add user / edit user password validation. Fixes #105.
Deleting users didn't work. Fixes 110.
Removed some dead code.
Better checks if current session is _still_ a valid user. Fixes #111.
Fix warning when order is not set