OG: [2/2] Long press back to kill app

Change-Id: I349aebff131e90edd1923762f38a20dd10b8fcb9
(cherry picked from commit 9dc47fdb1d1e2bb3d9626e28528604ef3048904c)
diff --git a/res/xml/button_settings.xml b/res/xml/button_settings.xml
index 8585946..ae76ffb 100644
--- a/res/xml/button_settings.xml
+++ b/res/xml/button_settings.xml
@@ -259,12 +259,12 @@
             android:entries="@array/navbar_recents_style_entries"
             android:entryValues="@array/navbar_recents_style_values"
             android:persistent="false"/>
-
+-->
         <org.omnirom.omnigears.preference.SystemCheckBoxPreference
             android:key="button_back_kill_enable"
             android:title="@string/button_back_kill_enable_title"
             android:summary="@string/button_back_kill_enable_summary"
-            android:defaultValue="true"/>
+            android:defaultValue="false"/>
 
         <ListPreference
             android:key="button_back_kill_timeout"
@@ -273,7 +273,7 @@
             android:entryValues="@array/button_back_kill_timeout_values"
             android:persistent="false"
             android:dependency="button_back_kill_enable"/>
--->
+
         <PreferenceScreen
             android:key="global_actions"
             android:title="@string/global_actions_title"