klauspost 0a5870208e Display individual transfer progress
Improve progress printing by displaying individual file progress, as well
as a moving average speed with ETA. Example output:

2015/09/15 16:38:21
Transferred:    183599104 Bytes (4646.49 kByte/s)
Errors:                 0
Checks:                 1
Transferred:            0
Elapsed time:       38.5s
Transferring:
 * 01_06_14.mp3: 33% done. avg: 1280.5, cur: 1288.8 kByte/s. ETA: 1m12s
 * 01_12_15.mp3: 33% done. avg: 1002.2, cur:  943.4 kByte/s. ETA: 1m17s
 * 01_13_14.mp3: 48% done. avg: 1456.8, cur: 1425.2 kByte/s. ETA: 39s
 * 01_19_15.mp3: 28% done. avg: 1226.9, cur: 1114.4 kByte/s. ETA: 1m37s
2015-09-16 19:42:46 +01:00
..
2015-09-01 22:33:34 +01:00
2015-09-01 21:49:13 +01:00
2015-09-15 07:42:31 +01:00