fix editable line and allow comments on variables that can't have signals
fix editable line and allow comments on variables that can't have signals

cnc-club/linuxcnc,bmwiedemann/linuxcnc-mirror,unseenlaser/linuxcnc,narogon/linuxcnc,unseenlaser/machinekit,EqAfrica/machinekit,ArcEye/MK-Qt5,araisrobo/machinekit,RunningLight/machinekit,cnc-club/linuxcnc,cdsteinkuehler/MachineKit,bmwiedemann/linuxcnc-mirror,unseenlaser/linuxcnc,kinsamanka/machinekit,yishinli/emc2,araisrobo/machinekit,EqAfrica/machinekit,araisrobo/machinekit,ArcEye/MK-Qt5,cnc-club/linuxcnc,ianmcmahon/linuxcnc-mirror,ArcEye/machinekit-testing,EqAfrica/machinekit,cnc-club/linuxcnc,strahlex/machinekit,ikcalB/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,strahlex/machinekit,ianmcmahon/linuxcnc-mirror,jaguarcat79/ILC-with-LinuxCNC,ikcalB/linuxcnc-mirror,bobvanderlinden/machinekit,cnc-club/linuxcnc,ianmcmahon/linuxcnc-mirror,Cid427/machinekit,ArcEye/MK-Qt5,ArcEye/machinekit-testing,jaguarcat79/ILC-with-LinuxCNC,ianmcmahon/linuxcnc-mirror,ArcEye/MK-Qt5,araisrobo/machinekit,jaguarcat79/ILC-with-LinuxCNC,unseenlaser/machinekit,ArcEye/machinekit-testing,Cid427/machinekit,mhaberler/machinekit,mhaberler/machinekit,kinsamanka/machinekit,aschiffler/linuxcnc,cdsteinkuehler/linuxcnc,cnc-club/linuxcnc,mhaberler/machinekit,araisrobo/machinekit,ArcEye/MK-Qt5,Cid427/machinekit,cnc-club/linuxcnc,Cid427/machinekit,RunningLight/machinekit,araisrobo/machinekit,bobvanderlinden/machinekit,bmwiedemann/linuxcnc-mirror,unseenlaser/machinekit,narogon/linuxcnc,RunningLight/machinekit,jaguarcat79/ILC-with-LinuxCNC,bobvanderlinden/machinekit,araisrobo/machinekit,yishinli/emc2,araisrobo/linuxcnc,cdsteinkuehler/MachineKit,cdsteinkuehler/MachineKit,kinsamanka/machinekit,ikcalB/linuxcnc-mirror,kinsamanka/machinekit,araisrobo/linuxcnc,cdsteinkuehler/linuxcnc,narogon/linuxcnc,EqAfrica/machinekit,ikcalB/linuxcnc-mirror,aschiffler/linuxcnc,ianmcmahon/linuxcnc-mirror,aschiffler/linuxcnc,cdsteinkuehler/MachineKit,bmwiedemann/linuxcnc-mirror,cdsteinkuehler/linuxcnc,ArcEye/MK-Qt5,unseenlaser/machinekit,bmwiedemann/linuxcnc-mirror,cdsteinkuehler/linuxcnc,strahlex/machinekit,ArcEye/machinekit-testing,ianmcmahon/linuxcnc-mirror,cdsteinkuehler/linuxcnc,EqAfrica/machinekit,unseenlaser/machinekit,Cid427/machinekit,EqAfrica/machinekit,cdsteinkuehler/MachineKit,bobvanderlinden/machinekit,unseenlaser/machinekit,RunningLight/machinekit,araisrobo/machinekit,mhaberler/machinekit,unseenlaser/linuxcnc,bmwiedemann/linuxcnc-mirror,jaguarcat79/ILC-with-LinuxCNC,aschiffler/linuxcnc,ikcalB/linuxcnc-mirror,RunningLight/machinekit,strahlex/machinekit,RunningLight/machinekit,mhaberler/machinekit,strahlex/machinekit,ikcalB/linuxcnc-mirror,unseenlaser/linuxcnc,cdsteinkuehler/linuxcnc,unseenlaser/linuxcnc,RunningLight/machinekit,ArcEye/machinekit-testing,Cid427/machinekit,unseenlaser/machinekit,bobvanderlinden/machinekit,narogon/linuxcnc,unseenlaser/machinekit,ArcEye/machinekit-testing,bobvanderlinden/machinekit,mhaberler/machinekit,bobvanderlinden/machinekit,RunningLight/machinekit,EqAfrica/machinekit,strahlex/machinekit,ArcEye/MK-Qt5,cdsteinkuehler/MachineKit,aschiffler/linuxcnc,araisrobo/linuxcnc,araisrobo/machinekit,bmwiedemann/linuxcnc-mirror,kinsamanka/machinekit,kinsamanka/machinekit,mhaberler/machinekit,narogon/linuxcnc,mhaberler/machinekit,EqAfrica/machinekit,ArcEye/machinekit-testing,bobvanderlinden/machinekit,kinsamanka/machinekit,Cid427/machinekit,yishinli/emc2,ikcalB/linuxcnc-mirror,strahlex/machinekit,kinsamanka/machinekit,ArcEye/machinekit-testing,ArcEye/MK-Qt5,araisrobo/linuxcnc,araisrobo/linuxcnc,yishinli/emc2,Cid427/machinekit