Remove tooltips for charts

Removes all hover-tooltips for charts
Add detail link to motion poll chart

client/src/app/shared/components/charts/charts.component.ts

@@ -90,6 +90,9 @@ export class ChartsComponent extends BaseViewComponent {
         if (this.isCircle) {
             return {
                 aspectRatio: 1,
+                tooltips: {
+                    enabled: false
+                },
                 legend: {
                     position: 'left'
                 }
@@ -97,6 +100,9 @@ export class ChartsComponent extends BaseViewComponent {
         } else {
             return {
                 aspectRatio: 3,
+                tooltips: {
+                    enabled: false
+                },
                 scales: {
                     xAxes: [
                         {

client/src/app/site/assignments/components/assignment-poll/assignment-poll.component.html

@@ -60,6 +60,8 @@
         <div *ngIf="poll.stateHasVotes">
             <div *osPerms="'assignments.can_manage'; or: poll.isPublished">
                 <os-charts
+                    class="pointer"
+                    routerLink="/assignments/polls/{{ poll.id }}"
                     [labels]="candidatesLabels"
                     [data]="chartDataSubject | async"
                     [hasPadding]="false"

client/src/app/site/motions/modules/motion-poll/motion-poll/motion-poll.component.html

@@ -86,7 +86,7 @@
                 </os-icon-container>
             </div>
         </div>
-        <div class="doughnut-chart">
+        <div class="doughnut-chart" [routerLink]="pollLink">
             <os-charts *ngIf="showChart" type="doughnut" [data]="chartDataSubject | async" [hasPadding]="false">
             </os-charts>
         </div>