**suggestion** graphic supported log
Must be a command. this command should simplify the log file.
[2018-12-06 18:46:42] 1.53 kH/s, shares: 37157/4 +34, upstreams: 2, miners: 112 (max 125) +9/-9
change the log file so that it is
2018-12-06 16:46:42, 1.53 kH/s, 112, 125, 37157, 4, +34
Purpose: convenience for chart drawing through log file

![image](https://user-images.githubusercontent.com/31975916/49599382-ec031800-f991-11e8-9373-6fd5ac653c0f.png)
