shell, NM model: Use symbolic names for the DeviceType property
shell, NM model: Use symbolic names for the DeviceType property

Closes #1040
Reviewed-by: Stef Walter <8a7fbf0f15d3ad982af54ef28f5c117d2494b76c@redhat.com>

vbatts/cockpit,sub-mod/cockpit,Armstrong1992/cockpit,vbatts/cockpit,denysvitali/cockpit,arilivigni/cockpit,mareklibra/cockpit,Scribery/cockpit,sgallagher/cockpit,matobet/cockpit,jscotka/cockpit,xhad/cockpit,haiyangd/cockpit_view,stefwalter/cockpit,andreasn/cockpit,haiyangd/cockpit_view,netzvieh/cockpit,SotolitoLabs/cockpit,Scribery/cockpit,stefwalter/cockpit,vbatts/cockpit,zigitax/cockpit,harishanand95/cockpit,harishanand95/cockpit,fridex/cockpit,netzvieh/cockpit,kkaempf/cockpit,vbatts/cockpit,andreasn/cockpit,michalskrivanek/cockpit,FireDrunk/cockpit,evol262/cockpit,cockpit-project/cockpit,michalskrivanek/cockpit,nmav/cockpit,vanloswang/cockpit,moolitayer/cockpit,xhad/cockpit,petervo/cockpit,stefwalter/cockpit,petervo/cockpit,andreasn/cockpit,moolitayer/cockpit,denysvitali/cockpit,Scribery/cockpit,petervo/cockpit,dperpeet/cockpit,moraleslazaro/cockpit,andreasn/cockpit,jscotka/cockpit,garrett/cockpit,martinpitt/cockpit,vanloswang/cockpit,michalskrivanek/cockpit,nmav/cockpit,mareklibra/cockpit,larsu/cockpit,mareklibra/cockpit,xhad/cockpit,firebitsbr/cockpit,deryni/cockpit,haiyangd/cockpit_view,Scribery/cockpit,fridex/cockpit,maxamillion/cockpit,SotolitoLabs/cockpit,deryni/cockpit,sgallagher/cockpit,moraleslazaro/cockpit,Thermionix/cockpit,darioajr/cockpit,xhad/cockpit,dperpeet/cockpit,dperpeet/cockpit,sgallagher/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,sub-mod/cockpit,larskarlitski/cockpit,kkaempf/cockpit,evol262/cockpit,mvollmer/cockpit,larsu/cockpit,Thermionix/cockpit,mvollmer/cockpit,michalskrivanek/cockpit,darioajr/cockpit,matobet/cockpit,xhad/cockpit,mvollmer/cockpit,sgallagher/cockpit,haiyangd/cockpit_view,larsu/cockpit,firebitsbr/cockpit,petervo/cockpit,stefwalter/cockpit,SotolitoLabs/cockpit,Armstrong1992/cockpit,evol262/cockpit,larsu/cockpit,Thermionix/cockpit,andreasn/cockpit,kkaempf/cockpit,arilivigni/cockpit,Thermionix/cockpit,larskarlitski/cockpit,evol262/cockpit,fridex/cockpit,jscotka/cockpit,mareklibra/cockpit,darioajr/cockpit,harishanand95/cockpit,cockpit-project/cockpit,arilivigni/cockpit,darioajr/cockpit,Armstrong1992/cockpit,mareklibra/cockpit,jscotka/cockpit,arilivigni/cockpit,deryni/cockpit,andreasn/cockpit,SotolitoLabs/cockpit,larskarlitski/cockpit,dperpeet/cockpit,sgallagher/cockpit,denysvitali/cockpit,firebitsbr/cockpit,FireDrunk/cockpit,SotolitoLabs/cockpit,vanloswang/cockpit,maxamillion/cockpit,petervo/cockpit,cockpituous/cockpit,arilivigni/cockpit,mareklibra/cockpit,michalskrivanek/cockpit,martinpitt/cockpit,moraleslazaro/cockpit,haiyangd/cockpit_view,moraleslazaro/cockpit,Scribery/cockpit,garrett/cockpit,matobet/cockpit,sub-mod/cockpit,SotolitoLabs/cockpit,harishanand95/cockpit,moolitayer/cockpit,Armstrong1992/cockpit,firebitsbr/cockpit,maxamillion/cockpit,harishanand95/cockpit,cockpituous/cockpit,dperpeet/cockpit,Thermionix/cockpit,zigitax/cockpit,cockpit-project/cockpit,cockpituous/cockpit,evol262/cockpit,harishanand95/cockpit,matobet/cockpit,nmav/cockpit,zigitax/cockpit,moraleslazaro/cockpit,martinpitt/cockpit,moraleslazaro/cockpit,jscotka/cockpit,garrett/cockpit,jscotka/cockpit,michalskrivanek/cockpit,petervo/cockpit,xhad/cockpit,mareklibra/cockpit,sub-mod/cockpit,denysvitali/cockpit,larskarlitski/cockpit,Thermionix/cockpit,mvollmer/cockpit,sgallagher/cockpit,maxamillion/cockpit,fridex/cockpit,FireDrunk/cockpit,zigitax/cockpit,Armstrong1992/cockpit,deryni/cockpit,vanloswang/cockpit,vbatts/cockpit,fridex/cockpit,michalskrivanek/cockpit,netzvieh/cockpit,vanloswang/cockpit,cockpituous/cockpit,xhad/cockpit,deryni/cockpit,larskarlitski/cockpit,nmav/cockpit,moolitayer/cockpit,dperpeet/cockpit,denysvitali/cockpit,mvollmer/cockpit,cockpituous/cockpit,martinpitt/cockpit,cockpituous/cockpit,darioajr/cockpit,deryni/cockpit,evol262/cockpit,moolitayer/cockpit,netzvieh/cockpit,matobet/cockpit,vbatts/cockpit,vanloswang/cockpit,moraleslazaro/cockpit,larskarlitski/cockpit,larsu/cockpit,arilivigni/cockpit,arilivigni/cockpit,garrett/cockpit,FireDrunk/cockpit,garrett/cockpit,Scribery/cockpit,sgallagher/cockpit,FireDrunk/cockpit,netzvieh/cockpit,kkaempf/cockpit,vanloswang/cockpit,dperpeet/cockpit,maxamillion/cockpit,nmav/cockpit,sub-mod/cockpit,stefwalter/cockpit,larsu/cockpit,zigitax/cockpit,fridex/cockpit,larskarlitski/cockpit,Scribery/cockpit,stefwalter/cockpit,harishanand95/cockpit,petervo/cockpit,kkaempf/cockpit,andreasn/cockpit,netzvieh/cockpit,matobet/cockpit,deryni/cockpit,firebitsbr/cockpit,cockpit-project/cockpit,martinpitt/cockpit,stefwalter/cockpit