+import com.actionbarsherlock.app.SherlockPreferenceActivity;\r
+import com.actionbarsherlock.view.Menu;\r
+import com.actionbarsherlock.view.MenuInflater;\r
+import com.actionbarsherlock.view.MenuItem;\r
+\r
+import eu.alefzero.owncloud.OwnCloudSession;\r
+import eu.alefzero.owncloud.R;\r
+import eu.alefzero.owncloud.authenticator.AccountAuthenticator;\r
+import eu.alefzero.owncloud.authenticator.AuthUtils;\r
+import eu.alefzero.owncloud.db.DbHandler;\r
+\r