Merge alarm & Event notification

Squashed commit of the following:

commit 20eb6dc714f572372990c92fe623a3b6b05c7892
Author: Holger Brand <H.Brand@gsi.de>
Date:   Wed Jul 9 16:27:18 2014 +0200

    Modify AE Type.ctl with respect to DSC Alarm Type; some renaming

commit 09253dcc8bfa4325445cd5dc04a829c9311d857f
Author: Holger Brand <H.Brand@gsi.de>
Date:   Tue Jul 8 17:49:51 2014 +0200

    Add AE.lvclass to be send to Alarm & Event subscribers.

commit 0a21a248202b2907901ed00cbdba2b526ab8243e
Author: Holger Brand <H.Brand@gsi.de>
Date:   Tue Jul 8 14:21:52 2014 +0200

    Add more AE stuff; some renaming