statue patch (trunk only)

Pat wrote:
> <Someone> has a patch (we've added a couple of
> his earlier ones) which changes the statue display from a single
> one size fits all "`" to a gray monster symbol instead.
> But I think the idea is a good one, and along with the
> bouldersym option could make the fairly hard to
> distinguish back-tick character go away.

Sources tagged before applying NETHACK_PRE_STATUE,
and afterwards with NETHACK_POST_STATUE for easy
rollback.

src/trap.c

@@ -508,6 +508,8 @@ int *fail_reason;
 			(mon != shkp || carried(statue))) ? xname(statue) :
 			    "statue");
 	    pline("%s %s!", upstart(statuename), comes_to_life);
+	} else if (Hallucination) {    /* They don't know it's a statue */
+	    pline_The("%s suddenly seems more animated.", rndmonnam());
 	} else if (cause == ANIMATE_SHATTER) {
 	    if (cansee(x, y))
 		Sprintf(statuename, "%s%s", shk_your(tmpbuf, statue),