[CL-570] Remove deprecated icons from use (#727)

Author: vleague2

src/app/tabs/dashboard.component.html

@@ -22,18 +22,15 @@ <h3 class="card-header">{{ "sync" | i18n }}</h3>
         class="btn btn-primary"
         [disabled]="startForm.loading"
       >
-        <i class="bwi bwi-play bwi-fw" [hidden]="startForm.loading"></i>
         <i class="bwi bwi-spinner bwi-fw bwi-spin" [hidden]="!startForm.loading"></i>
         {{ "startSync" | i18n }}
       </button>
     </form>
-    <button type="button" (click)="stop()" class="btn btn-primary">
-      <i class="bwi bwi-stop bwi-fw"></i>
+    <button type="button" (click)="stop()" class="btn btn-danger text-white">
       {{ "stopSync" | i18n }}
     </button>
     <form #syncForm [appApiAction]="syncPromise" class="d-inline">
       <button type="button" (click)="sync()" class="btn btn-primary" [disabled]="syncForm.loading">
-        <i class="bwi bwi-refresh bwi-fw" [ngClass]="{ 'bwi-spin': syncForm.loading }"></i>
         {{ "syncNow" | i18n }}
       </button>
     </form>
@@ -51,7 +48,6 @@ <h3 class="card-header">{{ "testing" | i18n }}</h3>
         [disabled]="simForm.loading"
       >
         <i class="bwi bwi-spinner bwi-fw bwi-spin" [hidden]="!simForm.loading"></i>
-        <i class="bwi bwi-bug bwi-fw" [hidden]="simForm.loading"></i>
         {{ "testNow" | i18n }}
       </button>
     </form>

src/app/tabs/tabs.component.html

@@ -2,19 +2,16 @@
   <ul class="nav nav-tabs mb-3">
     <li class="nav-item">
       <a class="nav-link" routerLink="dashboard" routerLinkActive="active">
-        <i class="bwi bwi-dashboard"></i>
         {{ "dashboard" | i18n }}
       </a>
     </li>
     <li class="nav-item">
       <a class="nav-link" routerLink="settings" routerLinkActive="active">
-        <i class="bwi bwi-cogs"></i>
         {{ "settings" | i18n }}
       </a>
     </li>
     <li class="nav-item">
       <a class="nav-link" routerLink="more" routerLinkActive="active">
-        <i class="bwi bwi-sliders"></i>
         {{ "more" | i18n }}
       </a>
     </li>