Rename ro.monkey to monkey.running

So that Monkey can set it before running and reset it after running.

src/com/android/settings/DevelopmentSettings.java

@@ -62,7 +62,7 @@ public class DevelopmentSettings extends PreferenceActivity
     @Override
     protected void onResume() {
         super.onResume();
-        
+
         mEnableAdb.setChecked(Settings.Secure.getInt(getContentResolver(),
                 Settings.Secure.ADB_ENABLED, 0) != 0);
         mKeepScreenOn.setChecked(Settings.System.getInt(getContentResolver(),
@@ -76,7 +76,7 @@ public class DevelopmentSettings extends PreferenceActivity
 
         // Those monkeys kept committing suicide, so we add this property
         // to disable this functionality
-        if (!TextUtils.isEmpty(SystemProperties.get("ro.monkey"))) {
+        if (!TextUtils.isEmpty(SystemProperties.get("monkey.running"))) {
             return false;
         }