0.1 to 0.2
----------

* Fixed redo menu item (incorrectly setting action listener on 
  wrong JMenuItem)
  
* Added accelerator keys to main menu items, e.g. cut, copy, paste, 
  open, save
  
* Added status bar to gui for displaying messages

* Updated ActionListeners to add messages to status bar

* Changed RunQuery methods to throw QueryException to indicate 
  failures.

* Report exception error messages in status bar to indicate 
  failures, etc

* Removed spurious console messages, have left in stack traces 
  for now

* Refactored RunQuery to extract QueryRunner interface and associated 
  code
  
* Fixed bugs in Ask, Construct, and Describe query results not appearing 
  (output not being flushed; Construct results still wrongly going to console)
  
* Fixed Construct and Describe query runners to output in RDF/XML as well 
  as N3 (text); also removed unnecessary text  
  
* Changed file dialogs to default to users current dir at first open

* Added appropriate FileFilters to all dialogs to make file selection 
  easier
  
* Added tooltips to input boxes and buttons

