Fix for Lee's Rapid Deconstruction: it will no longer work

if the path to the target is blocked by wall. It can still bypass creatures. So it's now somewhere between Smite and Fireball. Done this way because it's the easiest fix; this spell will need some refactoring. (As does all the beam code, sigh.)

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7837 c06c8d41-db1a-0410-9941-cceddc491573

Created by  haranp  on December 15, 2008
IDMROPT5ZXZEODQHIPYUAXEO5DVQEAOUYWFQ6GAB6RIDS3STL3SQC
Change contents