Update Population.java

It should continue in loop as long as one of the number under 1. 
It throws exception after this point when "getValueOne" is greater than 1 and "getValueTwo" is negative

Author: hasanfd

src/main/java/com/cdr/gen/Population.java

@@ -126,7 +126,7 @@ protected RandomGaussian getRandomGaussian(long stdDev, long mean) {
 
         do {
             gaussNum = RandomGaussian.generate(stdDev, mean);
-        } while (gaussNum.getValueOne() < 1 && gaussNum.getValueTwo() < 1);
+        } while (gaussNum.getValueOne() < 1 || gaussNum.getValueTwo() < 1);
 
         return gaussNum;
     }