Change manager so that registered accounts are stored in memory. This opens for a

manager realtime implementation.

If you change accounts in manager.conf, you now need to reload to activate the
changes (deletions, additions). This was not the case with 1.4.

Reported by: ys
Patches: 
      trunk93163_manager_reload.c.diff uploaded by ys (license 281)
(closes issue #11414)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@93165 65c4cc65-6c06-0410-ace0-fbb531ad65f3