Merge pull request #375 from matiu/bug/modal-ok

rm unused tips link

www/views/includes/backupNeededPopup.html

@@ -18,7 +18,7 @@
           <button
             class="button button-clear expand"
             ng-click="doBackup()"
-            translate>Backup wallet now
+            translate>OK
           </button>
         </div>
       </div>

www/views/tab-receive.html

@@ -1,11 +1,6 @@
 <ion-view id="tab-receive">
   <ion-nav-bar class="bar-royal">
     <ion-nav-title>{{'Receive' | translate}}</ion-nav-title>
-    <ion-nav-buttons side="secondary">
-      <button class="button button-clear" ng-click="checkTips(true)">
-        <i class="ion-help-circled"></i>
-      </button>
-    </ion-nav-buttons>
   </ion-nav-bar>
   <ion-content>
     <div class="list card padding text-center" ng-if="!wallets[0]">