simplified feature management for record tables
factored out command creation from table view into a separate class
some general cleanup; fixed two cases of dialogue subviews that allowed creating records where they shouldn't have
some UniversalId cleanup and enhancements
simplified Data constructor
replaced selection model in CommandDispatcher with a slightly slower but more robust implementation
removed some hardcoded column numbers
fixed some proxy model problems related to column numbers
removed more hardcoded column numbers
some dialogue subview cleanup and start of command dispatching refactoring
added extended versions of revert and delete
Merge branch 'refs'