Merge branch 'develop' of github.com:phpbb/phpbb3 into ticket/11832

# By Nathan Guse (22) and others
# Via Nathan Guse (10) and others
* 'develop' of github.com:phpbb/phpbb3: (39 commits)
  [ticket/11843] Added newlines and included numbers in the DEFINE vars test
  [ticket/11843] Add checking DEFINE variables with underscores to template_test
  [ticket/11843] The twig lexer fixes DEFINE variables with underscores again
  [ticket/11727] Fix indentation
  [ticket/11727] Fix indentation
  [ticket/11745] Correct language, coding guidelines
  [ticket/11828] Fix greedy operators in lexer
  [ticket/11833] Prevent Twig errors from invalid template loops using BEGINELSE
  [ticket/11833] Fix bad template loop
  [ticket/11816] !$DOESNT_EXIST test
  [ticket/9550] Add the core.viewtopic_post_rowset_data event to viewtopic.php
  [ticket/11829] Use report_closed to determine status in MCP report_details
  [ticket/11816] Test !$DEFINITION
  [ticket/11822] Use namespace lookup order for asset loading
  [ticket/11727] Template loader support for safe directories to load files from
  [ticket/11816] Fix define/loop checks in IF statements containing parenthesis
  [ticket/11373] Use inheritdoc
  [ticket/11637] generate_text_for_display on search.php
  [ticket/11744] Cast to int
  [ticket/11744] Inheritdoc
  ...

phpBB/language/en/acp/board.php

@@ -367,6 +367,8 @@ $lang = array_merge($lang, array(
 	'LOAD_JQUERY_CDN_EXPLAIN'		=> 'If this setting is enabled, jQuery will be served from Google’s AJAX API CDN instead of the copy included with phpBB on your server. If the CDN fails, phpBB will attempt to fall back to the copy included with phpBB.',
 	'LOAD_USER_ACTIVITY'			=> 'Show user’s activity',
 	'LOAD_USER_ACTIVITY_EXPLAIN'	=> 'Displays active topic/forum in user profiles and user control panel. It is recommended to disable this on boards with more than one million posts.',
+	'READ_NOTIFICATION_EXPIRE_DAYS'	=> 'Read Notification Expiration',
+	'READ_NOTIFICATION_EXPIRE_DAYS_EXPLAIN' => 'Number of days that will elapse before a read notification will automatically be deleted. Set this value to 0 to make notifications permanent.',
 	'RECOMPILE_STYLES'				=> 'Recompile stale style components',
 	'RECOMPILE_STYLES_EXPLAIN'		=> 'Check for updated style components on filesystem and recompile.',
 	'YES_ANON_READ_MARKING'			=> 'Enable topic marking for guests',

phpBB/language/en/common.php

@@ -423,6 +423,8 @@ $lang = array_merge($lang, array(
 		2	=> '<strong>%d</strong> Notifications',
 	),
 	'NOTIFICATION_BOOKMARK'				=> '%1$s replied to the topic "%2$s" you have bookmarked.',
+	'NOTIFICATION_GROUP_REQUEST'		=> '%1$s is requesting to join the group %2$s.',
+	'NOTIFICATION_GROUP_REQUEST_APPROVED'	=> 'Your request to join the group %1$s has been approved.',
 	'NOTIFICATION_PM'					=> '%1$s sent you a Private Message "%2$s".',
 	'NOTIFICATION_POST'					=> '%1$s replied to the topic "%2$s".',
 	'NOTIFICATION_POST_APPROVED'		=> 'Your post was approved "%2$s".',

phpBB/language/en/email/group_approved.txt

@@ -1,10 +0,0 @@
-Subject: Your request has been approved
-
-Congratulations,
-
-Your request to join the "{GROUP_NAME}" group on "{SITENAME}" has been approved.
-Click on the following link to see your group membership.
-
-{U_GROUP}
-
-{EMAIL_SIG}

phpBB/language/en/ucp.php

@@ -317,6 +317,7 @@ $lang = array_merge($lang, array(
 	'NOTIFICATION_METHOD_JABBER'						=> 'Jabber',
 	'NOTIFICATION_TYPE'									=> 'Notification type',
 	'NOTIFICATION_TYPE_BOOKMARK'						=> 'Someone replies to a topic you have bookmarked',
+	'NOTIFICATION_TYPE_GROUP_REQUEST'					=> 'Someone requests to join a group you lead',
 	'NOTIFICATION_TYPE_IN_MODERATION_QUEUE'				=> 'A post or topic needs approval',
 	'NOTIFICATION_TYPE_MODERATION_QUEUE'   				=> 'Your topics/posts are approved or disapproved by a moderator',
 	'NOTIFICATION_TYPE_PM'								=> 'Someone sends you a private message',