Make SeeStackDepthException extend Location
Make SeeStackDepthException extend Location


git-svn-id: 663811cc52fcd538a020de8624d807452012fc57@2854 fd1274fd-080f-5963-8033-43ee40fcd1de

vivosys/scalatest,yyuu/scalatest,yyuu/scalatest,vivosys/scalatest