tooltip and i18n fixes (#3147)

* tooltip fixes

* i18n for info drawer strings

demo-shell/resources/i18n/en.json

@@ -1,4 +1,12 @@
 {
+  "APP": {
+    "INFO_DRAWER": {
+      "TITLE": "Details",
+      "COMMENTS": "Comments",
+      "PROPERTIES": "Properties",
+      "VERSIONS": "Versions"
+    }
+  },
     "title": "Welcome",
     "VERSION": {
       "NO_PERMISSION": "You don't have permission to manage versions of this content",

demo-shell/src/app/components/file-view/file-view.component.html

@@ -1,16 +1,16 @@
 <ng-container *ngIf="nodeId">
 
     <ng-template let-node="node" #sidebarTemplate>
-        <adf-info-drawer title="Details">
-            <adf-info-drawer-tab label="Comments">
+        <adf-info-drawer [title]="'APP.INFO_DRAWER.TITLE' | translate">
+            <adf-info-drawer-tab [label]="'APP.INFO_DRAWER.COMMENTS' | translate">
                 <adf-comments [nodeId]="nodeId"></adf-comments>
             </adf-info-drawer-tab>
 
-            <adf-info-drawer-tab label="Properties">
+            <adf-info-drawer-tab [label]="'APP.INFO_DRAWER.PROPERTIES' | translate">
                 <adf-content-metadata-card [node]="node"></adf-content-metadata-card>
             </adf-info-drawer-tab>
 
-            <adf-info-drawer-tab label="Versions">
+            <adf-info-drawer-tab [label]="'APP.INFO_DRAWER.VERSIONS' | translate">
                 <mat-card>
                     <mat-card-content>
                         <adf-version-manager [node]="node" (uploadError)="uploadError($event)">