Remove qualifier check in warnings list.

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@2054 fd59a12c-fef9-0310-b244-a6a79926bd2f

configure.ac

@@ -244,7 +244,6 @@ WARNLIST="
 	declaration-after-statement
 	pointer-arith
 	write-strings
-	cast-qual
 	cast-align
 	bad-function-cast
 	missing-format-attribute