Chart Labels and clean up

Added axis labels and cleaned up charts a little.

src/app/panels/pie-panel.component.html

@@ -9,6 +9,7 @@
       <canvas baseChart class="chart"
       [data]="doughnutChartDataLocal"
       [labels]="doughnutChartLabelsLocal"
+      [colors]="doughnutChartColors"
       [legend]="chartLegend"
       [chartType]="chartType"
       (chartHover)="chartHovered($event)"

src/app/panels/pie-panel.component.ts

@@ -16,6 +16,19 @@ export class PiePanel implements OnInit {
   public chartLegend = true;
   public doughnutChartDataLocal: number[] = [];
   public doughnutChartLabelsLocal: string[] = [];
+  public doughnutChartColors: any[] = [{ backgroundColor: [
+    'red',
+    'green',
+    'blue',
+    'purple',
+    'yellow',
+    'brown',
+    'magenta',
+    'cyan',
+    'orange',
+    'pink'
+  ]
+ }];
 
   constructor(
     private api: ApiService,