Greg bug files printer connections window.
Merge remote-tracking branch 'upstream/development' into development
Merge remote-tracking branch 'gregsFork/development' into development
Added functionality to edit and remove buttons in printer connection window
Changed ButtonEventHandler to EventHandler
Made lock disable the selection widget but be more inteligent about re-enabling it after unlock
Merge remote-tracking branch 'Greg/development' into development

Conflicts:
	PrinterControls/PrinterConnections/PrinterListItems.cs