[z1949] Add support to send the anim for SMSG_TAMEOBJECT_CUSTOM_ANIM

Signed-off-by: Schmoozerd <schmoozerd@scriptdev2.com>
Signed-off-by: Nighoo <nighoo@gmail.com>

(cleaned version of c44a5d9)

(based on commit [s1538] - 3abcd49)