Recommendation Tracker Code

+ Made sure that output documents are written in UTF8 encoding
+ fixed NullPointerException thrown by AbsHelper

Prevent ciruclar dependencies in sub groups by eliminating ancestors from list of potential sub groups.
Fix for bug 2991089

Added checks for no rules and no groups when creating Group Add/Edit dialog.

+ fixed issue #2986023: created an edit dialog for how-to steps so you can edit long steps
+ fixed issue #2986019: notes on the how-to tab can be erased
+ fixed worker dialog issue where status message did not appear during validation and saving

Make groups added to applications selected by default.
Don't show groups or rules that are required by other groups or rules in profiles.
Don't show non-selected sub groups or rules of group in a profile.
Reworked how items are added to table model list.

+ fixed issue #2991100: edits to a newly created reference persist
+ changed return types in ApplicationListViewPanel from ArrayList<...> to List<...>

- Removed debugging System.out.println() statements

- Replaced LoginDialog with LoginWindow; a JFrame so it appears in the task bar.

+ replaced KeyListeners with DocumentListeners for MixedContent text fields.

Added Benchmark level selecitons

+ fixed issue where search result panel did not appear after search was performed