update copyrights


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12267 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled up r12263 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12268 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled up r12021 and r12028 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12269 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled up r12031 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12270 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled up r12036 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12271 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled u0 r12036 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12272 e27351fd-9f3e-4f54-a53b-843176b1656c
Pulled up r11934 from trunk.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12273 e27351fd-9f3e-4f54-a53b-843176b1656c
clean names


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12274 e27351fd-9f3e-4f54-a53b-843176b1656c
Invalid directory records now raise InvalidDirectoryRecordError.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@12275 e27351fd-9f3e-4f54-a53b-843176b1656c