Version 3.1

Enhancements and new features:

* Add a CSV output format to the STDOUT output mode #1363
* Feature request: HDD S.M.A.R.T. reports (thanks to @tnibert) #1288
* Sort docker stats #1276
* Prohibit some plug-in data from being exported to influxdb #1368
* Disable plugin from Glances configuration file #1378
* Curses-browser's server list paging added (thanks to @limfreee) #1385
* Client Browser's thread management added (thanks to @limfreee) #1391

Bugs corrected:

* TypeError: '<' not supported between instances of 'float' and 'str' #1315
* GPU plugin not exported to influxdb #1333
* Crash after running fine for several hours #1335
* Timezone listed doesn’t match system timezone, outputs wrong time #1337
* Compare issue with Process.cpu_times() #1339
* ERROR -- Can not grab extended stats (invalid attr name 'num_fds') #1351
* Action on port/web plugins is not working #1358
* Support for monochrome (serial) terminals e.g. vt220 #1362
* TypeError on opening (Wifi plugin) #1373
* Some field name are incorrect in CSV export #1372
* Standard output misbehaviour (need to flush) #1376
* Create an option to set the username to use in Web or RPC Server mode #1381
* Missing kernel task names when the webui is switched to long process names #1371
* Drive name with special characters causes crash #1383
* Cannot get stats in Cloud plugin (404) #1384

Others:

* Add Docker documentation (thanks to @rgarrigue)
* Refactor Glances logs (now called Glances events)
* "chart" extra dep replace by "graph" #1389