Added Remarks property to Supplier model
1. Removed custom focus traversal in Receiving Receipt items table
2. Fix SQL bugs caused by adding Remarks field in Supplier
3. Added logout buttons in PO and RR panels
Removed unit costs and quantity info table in Receiving Receipt panel
Moved totals fields to the right for Purchase Order and Receiving
Receipt panel
Automated tests will no longer run Bootstrap.java
Added some tests for PurchaseOrderDao
Updated version to 0.8.3