MDL-21695 adding help string

blocks/rss_client/lang/en/block_rss_client.php

@@ -39,10 +39,11 @@ $string['deletefeedconfirm'] = 'Are you sure you want to delete this feed?';
 $string['disabledrssfeeds'] = 'RSS feeds are disabled';
 $string['displaydescriptionlabel'] = 'Display each link\'s description?';
 $string['editafeed'] = 'Edit a feed';
-$string['editfeeds'] = 'Edit, subscribe or unsubsribe from RSS/Atom news feeds';
+$string['editfeeds'] = 'Edit, subscribe or unsubscribe from RSS/Atom news feeds';
 $string['editnewsfeeds'] = 'Edit news feeds';
 $string['editrssblock'] = 'Edit RSS Headline Block';
 $string['enableautodiscovery'] = 'Enable auto-discovery of feeds?';
+$string['enableautodiscovery_help'] = 'If enabled, feeds on web pages are found automatically. For example, if http://docs.moodle.org is entered, then http://docs.moodle.org/en/index.php?title=Special:RecentChanges&feed=rss would be found.';
 $string['errorloadingfeed'] = 'Error loading this RSS feed ({$a})';
 $string['feed'] = 'Feed';
 $string['feedadded'] = 'News feed added';
@@ -54,7 +55,7 @@ $string['feedsconfigurenewinstance2'] = 'Click the edit icon above to configure
 $string['feedstitle'] = 'Remote RSS Feeds';
 $string['feedupdated'] = 'News feed updated';
 $string['feedurl'] = 'Feed URL';
-$string['findmorefeeds'] = 'Find more rss feeds';
+$string['findmorefeeds'] = 'Find more RSS feeds';
 $string['choosefeedlabel'] = 'Choose the feeds which you would like to make available in this block:';
 $string['managefeeds'] = 'Manage all my feeds';
 $string['nofeeds'] = 'There are no RSS feeds defined for this site.';
@@ -69,7 +70,7 @@ $string['rss_client:manageownfeeds'] = 'Manage own RSS feeds';
 $string['seeallfeeds'] = 'See all feeds';
 $string['sharedfeed'] = 'Shared feed';
 $string['shownumentrieslabel'] = 'Max number entries to show per block.';
-$string['submitters'] = 'Who will be allowed to define new rss feeds? Defined feeds are available for any page on your site.';
+$string['submitters'] = 'Who will be allowed to define new RSS feeds? Defined feeds are available for any page on your site.';
 $string['submitters2'] = 'Submitters';
 $string['timeout'] = 'Time in minutes before an RSS feed expires in cache. Note that this time defines the minimum time before expiry; the feed will be refreshed in cache on the next cron execution after expiry. Recommended values are 30 mins or greater.';
 $string['timeoutdesc'] = 'Time in minutes for an RSS feed to live in cache.';