Use formatted strings, introduce netgen and more...
Use formatted strings, introduce netgen and more...

* Consequently use formatted strings as output. There-
  fore drop prefix and show_ip parameter
* Display network generation and let user choose
  degraded color based on network generation
* change behavior: When there is NO SERVICE, always
  show the bad color (used to be degraded)
* Move get_ip to separate method

Andrwe/py3status,ultrabug/py3status,vvoland/py3status,Shir0kamii/py3status,ultrabug/py3status,hburg1234/py3status,valdur55/py3status,tobes/py3status,docwalter/py3status,valdur55/py3status,Andrwe/py3status,guiniol/py3status,ultrabug/py3status,valdur55/py3status,guiniol/py3status,tobes/py3status,alexoneill/py3status,Spirotot/py3status