* reconcile mode now places its window at the bottom of the ledger window it was called form and minimizes its height to the size of the recon buffer.
* It all specifically informs the user if there are no uncleared items.
* When reconcile mode is entered it sets the ledger-occur mode and scrolls the bottom of the visible buffer to the bottom of the ledger window ensuring transactions are visible.
Based on loccur. Hides everything but the xacts that match a regex. Linked to reconcile mode so that when you reconcile an account on xacts with that account are shown. Documentation updated
