Don't add a setting if it's the default
Don't add a setting if it's the default

If the imported setting is the default in the new Cura, don't add it to the profile.

Contributes to issue CURA-37.

ynotstartups/Wanhao,fieldOfView/Cura,fieldOfView/Cura,senttech/Cura,senttech/Cura,hmflash/Cura,Curahelper/Cura,ynotstartups/Wanhao,Curahelper/Cura,totalretribution/Cura,hmflash/Cura,totalretribution/Cura