Removed wildcard imports.
Removed unused local variables from main method.
Added some extra tests.
Changed comment of constructor.
A form tag now supports a name, id and a focus attribute.
Added comment to import statetement.
Made parameters final.
Added a @throws NullPointerException clause to make javadoc happy.
Added a utility method to: Locate a value object in a collection by objectID.
Added a key to store the active tab in the session.
