Moved around some data in Mercs to help prevent another crash... dunno if it actually will fix it but it can't hurt >_<
Made Merc::AddMercToGroup handle cleaning up old groups as opposed to doing it in each location before AddMercToGroup. This should fix cases where the Merc's owner is invalid and being referenced, which causes the crash located in:

http://www.eqemulator.org/forums/showthread.php?t=36670&page=2
Merge pull request #42 from SecretsOTheP/master

Potential fix for a Merc deconstructor crash.
Fix pet message to use StringIDs, most should be correct related to pet "saying" or just the client getting a message
Added the pet taunting message
Merge pull request #43 from mackal/pet_fixes

Fix pet message to use StringIDs, most should be correct related to pet ...
Bards can now use instant cast AAs while singing (Fading Memories, Boastful Bellow)
AA reuse timers now start before the spell is cast and reset upon failure or canceling
Patch for:
-Perl blessing of exported variables is causing the SVs to be overwritten but never freed by the Perl GC.  I'm not sure if this is a feature or a bug in Perl as the documentation sucks.

Addressed by setting the blessed SVs in question to be undefined at the end of every script.  Caused a noticeable drop in memory for zones with a lot of quest events firing but it's probably not perfect.
Merge pull request #45 from mackal/aa_fix

Bards can now use instant cast AAs while singing (Fading Memories, Boast...
Merge branch 'master' of https://github.com/EQEmu/Server
Merged from Master & changelog.