CC-5450 : Refactor Media Management

implemented create/moved/delete for media monitor actions.
CC-5450 : Refactor Media Management

implemented deleting a watched dir media monitor request.
adding media_id to cc_show_instances table for uploading a recorded file.
CC-5450 : Refactor Media Management

forgot namespace import
CC-5450 : Refactor Media Management

refactored webstreams, new/save is working
adding validators/filters for the url
separating out parsing of different webstream formats.