* Added Settings link to the admin acitve plugin listing
* Added Widget to allow sidebars to list all users with access to read/edit a Help Note type.
* Code refactoring

widget always currently visible and hardcoded to one type.
user_widget-users.php now updated to correctly hide on non-HelpNote pages.  added settings option for widget to be enabled.

author link now included the help note post types.
text added "There is a widget...."
tested on single WP install for 1.2.1 release
= 1.2.2 =
* 2013-??-??
New feature: Added `rbhn_author_url` filter.
New feature: BuddyPress Compatibility added to the 'user widget'; user links now go to the BP public user profile when `BP_ENABLE_ROOT_PROFILES` has been defined.