Import code, fix collision of key spinner with other loaders

OpenKeychain/src/main/res/layout/add_key_activity.xml

@@ -87,7 +87,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginTop="32dp"
-            android:text="Add" />
+            android:text="Secure add" />
 
         <TextView
             android:id="@+id/add_keys_qr_code"