Fixed bugreport:7125 changed CH_PALMSTRIKE to aspd based like official.
Fixed bugreport:7131 where negative def in PRE causes instant death to target.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17088 54d463be-8e91-2dee-dedb-b68131a5f0ec