Fix loopOneday

[gdunstone]

file ran the first day, and then rewound to the start. then sleeping for ages.

[conviron] 2019/11/20 08:34:38 main.go:165: running conditions file: [REDACTED]
[conviron] 2019/11/20 08:34:38 main.go:207: looping over 210 timepoints
[conviron] 2019/11/20 10:00:00 main.go:229: 2019-11-20 17:00:00 +1000 AEST
[conviron] 2019/11/20 10:00:00 main.go:233: running firstrun line
[conviron] 2019/11/20 10:00:00 main.go:320: Attempting telnet connection ...
[conviron] 2019/11/20 10:00:04 main.go:553: 2019-11-19 16:50:00 +1000 AEST (tgt|setp|act) t:(28.0|28.0|28.0) rh:(55|55|55)
[conviron] 2019/11/20 10:00:04 main.go:562: 2019-11-19 16:50:00 +1000 AEST PAR: 297 (tgt|setp) l1:(2|2) l2:(2|2)
[conviron] 2019/11/20 10:00:20 main.go:371: time for last writeValues:  16.547356312s
[conviron] 2019/11/20 10:00:20 main.go:241: sleeping for 2517