[RC1] Stone vines attack chat icons

[nehal]

Required to reproduce:
-Stone Warden
-Stone vines active
-Player icon in 'main' chatwindow
-Open Message Log (ctrl-m) with ENEMY icon visible in chatwindow
-Stone Vine particle effects from the main chatwindow will latch onto enemy icon from the message log window

[eliotn]

Cute bug, stone vines gripping onto the metalog.