[Stats] Removed DrawQSLChart as it was throwing an error due to not being used

application/views/statistics/index.php

@@ -8,8 +8,6 @@
 	  google.setOnLoadCallback(drawModeChart);
 	  google.setOnLoadCallback(drawBandChart);
 	  google.setOnLoadCallback(drawSatChart);
-	  google.setOnLoadCallback(drawQSLChart);
-
 
 	  // Callback that creates and populates a data table, 
 	  // instantiates the pie chart, passes in the data and