Made parse_mailbox order independent

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4914 43c1dc8c-776e-4df2-8ef1-6e829299be21
Prevent call to queue_connected_line_update without a valid channel->owner (issue reported by Leonid)

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4915 43c1dc8c-776e-4df2-8ef1-6e829299be21
Prevent call to queue_connected_line_update without a valid channel->owner (issue reported by Leonid)

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4916 43c1dc8c-776e-4df2-8ef1-6e829299be21