Sub-Instance/Halls of Reflection

Fully working for both factions Horde and Alliance.
Fully working Normal and Heroic difficulty.
ToDo:
Some Achievements has to be given.
Some timers adjust.
Message: The Spirits Rise once again! Must be send to players when waves come to 6.
Animated Gunships... Its not animated yet.
Save data on normal difficult implement.
Some visual effects are missing.
Chests and loot within has to be added in database.

Signed-off-by: Sayorim <telias@gmx.net>
Correct my dumb errors sorry!

Signed-off-by: Sayorim <telias@gmx.net>