fix "end session" inflation

// FREEBIE

res/menu/conversation_secure_sms.xml

@@ -1,13 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:title="@string/conversation_secure_verified__menu_security"
+      <item android:title="@string/conversation_secure_verified__menu_abort_secure_session"
-          android:id="@+id/menu_security"
+            android:id="@+id/menu_abort_session"/>
-          android:icon="?menu_lock_icon"
-          android:showAsAction="ifRoom">
-          <menu>
-              <item android:title="@string/conversation_secure_verified__menu_abort_secure_session"
-                    android:id="@+id/menu_abort_session"/>
-
-          </menu>
-    </item>
 </menu>

src/org/thoughtcrime/securesms/ConversationActivity.java

@@ -269,7 +269,7 @@ public class ConversationActivity extends PassphraseRequiredSherlockFragmentActi
         inflater.inflate(R.menu.conversation_secure_no_identity, menu);
       }
       if (!pushRegistered) {
-        inflater.inflate(R.menu.conversation_secure_sms, menu);
+        inflater.inflate(R.menu.conversation_secure_sms, menu.findItem(R.id.menu_security).getSubMenu());
       }
     } else if (isSingleConversation() && !pushRegistered) {
       inflater.inflate(R.menu.conversation_insecure, menu);