Graph commence

WebContent/js/generate-chart.js

@@ -39,6 +39,13 @@ function generateBarChart(elt, title, colname, data) {
             title: {
                 display: true,
                 text: title
+            },
+            scales: {
+            	yAxes: [{
+            		ticks: {
+            			beginAtZero: true
+            		}
+            	}]
             }
         }
     });