clearfix fix for progressguage and thermometer layouting
Merge branch 'feature/printerdriver' of https://github.com/Doodle3D/doodle3d-client into feature/printerdriver

# By peteruithoven
# Via peteruithoven
* 'feature/printerdriver' of https://github.com/Doodle3D/doodle3d-client:
  Small css tweak
  Messages! Showing info about buffering, connection to wifibox and printer
  Leave warning while sending
  Added heatup in startgcode and replace {printingTemp} and {preheatTemp} for settings
  Added network reconnect hint
  Integrated progressbar
  Save settings before connect to network / create access point and display validation errors and only close settings when settings are saved

Conflicts:
	css/styles.min.css
	js/main.js