changes for handling the use of symbols for variables
changes for handling the use of symbols for variables

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