add svg logos (ITISFoundation#325)

* add svg logos

Author: oetiker

services/web/client/source/class/qxapp/auth/ui/LoginPage.js

@@ -38,9 +38,14 @@ qx.Class.define("qxapp.auth.ui.LoginPage", {
       this.__form = new qx.ui.form.Form();
 
       let atm = new qx.ui.basic.Atom().set({
-        icon: "qxapp/osparc-white-small.png",
+        icon: "qxapp/osparc-white.svg",
         iconPosition: "top"
       });
+      atm.getChildControl("icon").set({
+        width: 250,
+        height: 150,
+        scale: true
+      });
       this.add(atm);
 
       let email = new qx.ui.form.TextField();

services/web/client/source/class/qxapp/desktop/NavigationBar.js

@@ -25,9 +25,9 @@ qx.Class.define("qxapp.desktop.NavigationBar", {
     };
 
 
-    let logo = new qx.ui.basic.Image("qxapp/osparc-white-small.png").set({
-      maxHeight: NAVIGATION_BUTTON_HEIGHT,
-      maxWidth: 92,
+    let logo = new qx.ui.basic.Image("qxapp/osparc-white.svg").set({
+      width: 92,
+      height: NAVIGATION_BUTTON_HEIGHT,
       scale: true
     });
     this.add(logo);