Move where the sorcery observer is added for qualify to guarantee the sched_qualifies container exists.


git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@392864 f38db490-d61c-443f-a65b-d21fe96a405b
Add a note about being ready to accept observer invocations before adding an observer.


git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@392879 f38db490-d61c-443f-a65b-d21fe96a405b