The Teluvorta Swap effect now checks for line of effect, preventing the player...

The Teluvorta Swap effect now checks for line of effect, preventing the player from getting stuck in walls and making the encounter a bit more controllable

git-svn-id: http://svn.net-core.org/repos/t-engine4@5199 51575b47-30f0-44d4-a5cc-537603b46e54