new: Randomizer.nextBoolean

assira.commons/src/main/java/net/ranides/assira/math/Randomizer.java

@@ -270,6 +270,10 @@ public class Randomizer {
         }
     }
 
+    public boolean nextBoolean() {
+        return rng.nextBoolean();
+    }
+
     /**
      * Returns String of specified "size" containing chars from allowed list.
      * @param size size