Add a separate cancel button to Sync view. Also display stale data when modifying Review view.
Confirm cancellation if synch started.
Disable selection while review updating.
NSURLConnection must be called from main thread or one that lives long enough to get the response, since its callbacks are invoked on the thread that called it.
Review view improvements. Also make sure that if a write (POST/PUT/DELETE) operation to the server fails, we don't make local changes. (Been getting the odd 500 because of a sqlite db locked exception on the server.)
Updated to HTTPS