[Trunk | Claims]:1. db_script.sql: Comment existing commands and add commands for creating metrics table and intialize it with empty values.2. NotificationHandler.java: [Bug fix] In logger set NotificationHandler.class.3. QueryGenerator.java: Remove unnecessary log.
-Remove methods and classes used for the migration from old database schema to new-Remove communities XMLs-rearrange packages (remove 'migration' and 'claimsDemo') Properties paths didn't change!
Add database sql script to remove 'token' and 'notify' from project table and create notification table.