do not enable infscroll when number of loaded headlines is less than headline limit

functions.php

@@ -3153,7 +3153,7 @@
 
 		foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
 			"ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
-			"CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", 
+			"CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", "DEFAULT_ARTICLE_LIMIT",
 			"HIDE_READ_SHOWS_SPECIAL", "HIDE_FEEDLIST", "COMBINED_DISPLAY_MODE") as $param) {
 
 				 $params[strtolower($param)] = (int) get_pref($link, $param);

viewfeed.js

@@ -112,7 +112,7 @@ function headlines_callback2(transport, feed_cur_page) {
 			
 			vgroup_last_feed = headlines_info.vgroup_last_feed;
 
-			if (headlines_count == 0) {
+			if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
 				_infscroll_disable = 1;
 			} else {
 				_infscroll_disable = 0;