Add recovery phrase disclaimer

res/layout/dialog_seed.xml

@@ -65,4 +65,14 @@
 
     </LinearLayout>
 
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="@dimen/large_spacing"
+        android:text="@string/dialog_seed_disclaimer"
+        android:textStyle="bold"
+        android:textColor="@color/text"
+        android:textSize="@dimen/very_small_font_size"
+        android:textAlignment="center" />
+
 </LinearLayout>

res/values/strings.xml

@@ -1851,4 +1851,6 @@
 
     <string name="activity_select_contacts_title">Select Contacts</string>
 
+    <string name="dialog_seed_disclaimer">*Please note that it is not possible to use the same Session ID on multiple devices simultaneously</string>
+
 </resources>