anchor.diff:  2,9/25/2014 10:44:23,Bill,worker,Kitting Coffeemaker,1,finish,,
   3,9/25/2014 10:44:56,Bill,worker,Assemble Coffeemaker,1,start,,
   23,9/25/2014 13:10:29,Fredrico,worker,Assemble Coffeemaker,2,finish,,
  -26,9/25/2014 13:10:29,Paolo,rao,Go to station,2,start,,
  -26,9/25/2014 13:12:29,Paolo,rao,Go to station,2,finish,,
  +28,9/25/2014 13:10:29,Paolo,rao,Go to station,2,start,,
  +28,9/25/2014 13:12:29,Paolo,rao,Go to station,2,finish,,
   26,9/25/2014 13:12:29,Paolo,rao,Inspect finished Coffeemaker,2,start,Go to station (Paolo),
   3,9/25/2014 13:45:21,Bill,worker,Assemble Coffeemaker,1,pause,,
   4,9/25/2014 13:45:21,Paolo,rao,Go to station,1,start,,
  
positive.code: 10,9/26/2014 11:05:12,Marcelo,pm,Discuss potential NC,1,finish,,
  11,9/26/2014 11:05:12,Paolo,rao,Organise drilling rework,1,start,Discuss potential NC,
  11,9/26/2014 13:25:18,Paolo,rao,Organise drilling rework,1,finish,,
  8,9/26/2014 17:42:21,Fredrico,worker,Drilling rework,1,start,Organise drilling rework,
  3,9/26/2014 17:42:21,Bill,worker,,,endOfDay,,
  8,9/26/2014 17:45:21,Fredrico,worker,Drilling rework,1,finish,,
  3,9/29/2014 9:01:23,Bill,worker,,,startOfDay,,
  
negative.code: 32,9/22/2014 9:08:00,Fredrico,worker,Kitting Coffeemaker,3,start,,
  32,9/22/2014 10:36:03,Fredrico,worker,Kitting Coffeemaker,3,finish,,
  33,9/22/2014 10:38:32,Fredrico,worker,Assemble Coffeemaker,3,start,,
  33,9/23/2014 13:10:29,Fredrico,worker,Assemble Coffeemaker,3,finish,,
  34,9/23/2014 13:10:29,Paolo,rao,Go to station,3,start,,
  34,9/23/2014 13:12:29,Paolo,rao,Go to station,3,finish,,
  35,9/23/2014 13:12:29,Paolo,rao,Inspect finished Coffeemaker,3,start,Go to station (Paolo),
  35,9/23/2014 14:32:01,Paolo,rao,Inspect finished Coffeemaker,3,finish,,
  36,9/23/2014 14:32:01,Fredrico,worker,Transport to delivery,3,start,,
  36,9/23/2014 14:49:12,Fredrico,worker,Transport to delivery,3,finish,,
  31,9/23/2014 14:49:12,Fredrico,worker,Produce Coffeemaker,3,finish,,
  21,9/24/2014 9:08:00,Fredrico,worker,Produce Coffeemaker,2,start,Kitting Coffeemaker;Assemble Coffeemaker;Inspect finished Coffeemaker;Transport to delivery,
  22,9/24/2014 9:08:00,Fredrico,worker,Kitting Coffeemaker,2,start,,
  22,9/24/2014 10:36:03,Fredrico,worker,Kitting Coffeemaker,2,finish,,
  