Fix more async scheduling issues.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13695 e27351fd-9f3e-4f54-a53b-843176b1656c
Fix service termination race condition that would result in a terminated transaction continuing to sending SQL to the server.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13696 e27351fd-9f3e-4f54-a53b-843176b1656c
Fix service termination race condition that would result in a terminated transaction continuing to sending SQL to the server.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13697 e27351fd-9f3e-4f54-a53b-843176b1656c
Fixes for proper CDT runs.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13698 e27351fd-9f3e-4f54-a53b-843176b1656c
Clean out default/unused XML element attributes.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13699 e27351fd-9f3e-4f54-a53b-843176b1656c