Start adding some more proper error/warning values to settings
Start adding some more proper error/warning values to settings

Contributes to #7

markwal/Cura,bq/Ultimaker-Cura,totalretribution/Cura,Curahelper/Cura,ad1217/Cura,senttech/Cura,markwal/Cura,bq/Ultimaker-Cura,hmflash/Cura,fieldOfView/Cura,DeskboxBrazil/Cura,ynotstartups/Wanhao,quillford/Cura,fieldOfView/Cura,totalretribution/Cura,senttech/Cura,lo0ol/Ultimaker-Cura,Curahelper/Cura,derekhe/Cura,lo0ol/Ultimaker-Cura,fxtentacle/Cura,hmflash/Cura,ynotstartups/Wanhao,quillford/Cura,derekhe/Cura,fxtentacle/Cura,DeskboxBrazil/Cura,ad1217/Cura