64bit/Help/Qt Update

When there is a Kit version update, follow these steps:

1. run Qt Maintenance Tool, select "add or remove components"
2. select the new kit version to add, DO NOT deselect the old kit version to uninstall. Select only "macOS", "Sources", and "Qt Debug Information Files"
   
3. complete the install
4. Run Qt Creator
5. go to Kit Settings
6. rename the old kit to "64_old", rename the new kit to "64"
7. Open the CFTest project and do these steps:
   1. copy the kit settings for debug / release from the old kit (right click->copy steps from another kit->64_old)
   2. build and run with new kit, ensure it works
   3. delete the auto-created build configs (debug, profile, release), and default deployment method
   4. delete the reference to the old kit settings under "Build & Run"
8. open the kJams project, and do the same steps
9. run Qt Maintenance Tool, select "add or remove components"
10. now deselect (uncheck) the old kit, and uninstall it