Removed BuddyPress, added custom Notes app

Removed all old BuddPress implementation
Added Scouting Notes App starter code
 - includes DB, User, UserTools, Notes, NotesTools classes
 - lots of AJAX calls

***Scouting Notes app is still in development

Other changes include....
- moving standard player/video class year to 2015
- removing particular 'mecca' meta data on player pages and in dashboard
- changes to links page and other basic updates
README file updated

also minor tweak to front page