2. implement ui_dump/manifest writer in call_recycler itself
3. refactored call data point plotter
4. added sample-ui task-ui on the validation process
5. implemented call-quality stats using corrections from mongo
6. support deleting cursors on mongo
7. implement multiple task support on validation ui based on task_id mongo field
2. introduced get_mongo_coll to get the collection object directly from mongo uri
3. removed processing of correction entries to remove space/upper casing