Fix unitialized value which prevents meditations from solving

AMDmi3 · AMDmi3 · commit 661052e1b3cd · 2016-04-13T05:28:49.000+04:00
Followup to commit d6afe69, which have not properly fixed the problem, which is easily reproducible on FreeBSD/clang.
diff --git a/src/items/Meditation.cc b/src/items/Meditation.cc
@@ -27,7 +27,7 @@ namespace enigma {
 
     Meditation::Meditation(int initState) {
         state = initState;
-        //whiteball = NULL;
+        whiteball = NULL;
     }
 
     std::string Meditation::getClass() const {

Original file line number	Diff line number	Diff line change
`@@ -27,7 +27,7 @@ namespace enigma {`
`27`	`27`
`28`	`28`	`Meditation::Meditation(int initState) {`
`29`	`29`	`state = initState;`
`30`		`- //whiteball = NULL;`
	`30`	`+ whiteball = NULL;`
`31`	`31`	`}`
`32`	`32`
`33`	`33`	`std::string Meditation::getClass() const {`