0xAD - Speech Unicode
---------------------
Client->Server:Yes
Server->Client:No
Length:dynamic

byte 0xAD
short size
byte mode
	0x00 - Normal
	0x01 - Broadcast
	0x02 - Emote
	0x06 - System
	0x07 - Message
	0x08 - Whisper
	0x09 - Yell
	0x0A - Spell
	0x0D - Guild Chat
	0x0E - Alliance Chat
	0x0F - GM Command
	0xC0 - Keywords Included flag
ushort hue
ushort font
char[4] language (null terminated)
optional byte[] keywordData (if mode & 0xC0)
ushort[] unicodeText