comp: warn if the user sets userinit but not userspace
comp: warn if the user sets userinit but not userspace

The option 'userinit' is ignored if the option 'userspace' is not set,
so warn if the .comp specifies it.

EqAfrica/machinekit,strahlex/machinekit,kinsamanka/machinekit,bobvanderlinden/machinekit,narogon/linuxcnc,strahlex/machinekit,bobvanderlinden/machinekit,jaguarcat79/ILC-with-LinuxCNC,kinsamanka/machinekit,cdsteinkuehler/MachineKit,aschiffler/linuxcnc,bobvanderlinden/machinekit,mhaberler/machinekit,ikcalB/linuxcnc-mirror,araisrobo/machinekit,unseenlaser/linuxcnc,araisrobo/machinekit,bmwiedemann/linuxcnc-mirror,Cid427/machinekit,ArcEye/MK-Qt5,narogon/linuxcnc,ArcEye/MK-Qt5,kinsamanka/machinekit,ianmcmahon/linuxcnc-mirror,ArcEye/machinekit-testing,Cid427/machinekit,bmwiedemann/linuxcnc-mirror,kinsamanka/machinekit,EqAfrica/machinekit,RunningLight/machinekit,strahlex/machinekit,bmwiedemann/linuxcnc-mirror,ArcEye/MK-Qt5,unseenlaser/machinekit,ArcEye/MK-Qt5,cdsteinkuehler/linuxcnc,ArcEye/machinekit-testing,mhaberler/machinekit,jaguarcat79/ILC-with-LinuxCNC,jaguarcat79/ILC-with-LinuxCNC,cdsteinkuehler/linuxcnc,unseenlaser/machinekit,EqAfrica/machinekit,ianmcmahon/linuxcnc-mirror,aschiffler/linuxcnc,unseenlaser/linuxcnc,bmwiedemann/linuxcnc-mirror,EqAfrica/machinekit,ianmcmahon/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,RunningLight/machinekit,ArcEye/MK-Qt5,Cid427/machinekit,narogon/linuxcnc,Cid427/machinekit,bmwiedemann/linuxcnc-mirror,EqAfrica/machinekit,ArcEye/MK-Qt5,ianmcmahon/linuxcnc-mirror,mhaberler/machinekit,unseenlaser/linuxcnc,RunningLight/machinekit,RunningLight/machinekit,ikcalB/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,bobvanderlinden/machinekit,jaguarcat79/ILC-with-LinuxCNC,unseenlaser/machinekit,ArcEye/machinekit-testing,ArcEye/machinekit-testing,mhaberler/machinekit,ikcalB/linuxcnc-mirror,strahlex/machinekit,narogon/linuxcnc,RunningLight/machinekit,bobvanderlinden/machinekit,jaguarcat79/ILC-with-LinuxCNC,unseenlaser/machinekit,cdsteinkuehler/MachineKit,araisrobo/machinekit,ianmcmahon/linuxcnc-mirror,cdsteinkuehler/MachineKit,EqAfrica/machinekit,strahlex/machinekit,mhaberler/machinekit,araisrobo/machinekit,cdsteinkuehler/MachineKit,unseenlaser/machinekit,ArcEye/MK-Qt5,Cid427/machinekit,kinsamanka/machinekit,araisrobo/machinekit,ArcEye/MK-Qt5,aschiffler/linuxcnc,RunningLight/machinekit,ArcEye/machinekit-testing,unseenlaser/machinekit,araisrobo/machinekit,aschiffler/linuxcnc,ikcalB/linuxcnc-mirror,Cid427/machinekit,kinsamanka/machinekit,mhaberler/machinekit,araisrobo/machinekit,bmwiedemann/linuxcnc-mirror,cdsteinkuehler/linuxcnc,unseenlaser/linuxcnc,Cid427/machinekit,unseenlaser/linuxcnc,ikcalB/linuxcnc-mirror,kinsamanka/machinekit,ArcEye/machinekit-testing,Cid427/machinekit,cdsteinkuehler/linuxcnc,araisrobo/machinekit,unseenlaser/machinekit,cdsteinkuehler/linuxcnc,RunningLight/machinekit,ArcEye/machinekit-testing,cdsteinkuehler/MachineKit,EqAfrica/machinekit,narogon/linuxcnc,mhaberler/machinekit,cdsteinkuehler/MachineKit,EqAfrica/machinekit,cdsteinkuehler/linuxcnc,strahlex/machinekit,unseenlaser/machinekit,araisrobo/machinekit,kinsamanka/machinekit,bobvanderlinden/machinekit,ArcEye/machinekit-testing,mhaberler/machinekit,aschiffler/linuxcnc,strahlex/machinekit,bobvanderlinden/machinekit,RunningLight/machinekit,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,bobvanderlinden/machinekit,bmwiedemann/linuxcnc-mirror