Fix: conferenceId difference between moderator and poarticipant

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5685 43c1dc8c-776e-4df2-8ef1-6e829299be21
Fix: hangup after conference should be queue, but no ast_pbx_pbx was ever started, because we were running our own conference thread.

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5686 43c1dc8c-776e-4df2-8ef1-6e829299be21
Doc: Added some comments to labels

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5687 43c1dc8c-776e-4df2-8ef1-6e829299be21
test

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5688 43c1dc8c-776e-4df2-8ef1-6e829299be21