add ability to check if a HAL component is ready
add ability to check if a HAL component is ready

you need to know if a component is ready before connecting to it
This adds the ability in python

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