Added checkmark to admin labels

Added checkmarks to strings that are showing up in admin/stats after successfully finished progress. This helps a lot to better see a finished progress,

qa-include/lang/qa-lang-admin.php

@@ -54,7 +54,7 @@ return array(
 	'block_words_note' => 'Use a * to match any letters. Examples: doh (will only match exact word doh) , doh* (will match doh or dohno) , do*h (will match doh, dooh, dough).',
 	'caching_cleanup' => 'Caching clean-up operations',
 	'caching_delete_all' => 'Delete entire cache',
-	'caching_delete_complete' => 'Cache successfully deleted',
+	'caching_delete_complete' => '✓ Cache successfully deleted',
 	'caching_delete_expired' => 'Delete expired cache',
 	'caching_delete_progress' => 'Deleted ^1 of ^2 cache files...',
 	'caching_dir_error' => 'The directory ^ defined as QA_CACHE_DIRECTORY is not writable by the web server.',
@@ -201,13 +201,13 @@ return array(
 	'question_pages' => 'Question pages',
 	'recalc_categories' => 'Recalculate categories',
 	'recalc_categories_backpaths' => 'Recalculating URL paths for ^1 of ^2 categories...',
-	'recalc_categories_complete' => 'All categories were successfully recalculated.',
+	'recalc_categories_complete' => '✓ All categories were successfully recalculated.',
 	'recalc_categories_note' => ' - for post categories and category counts',
 	'recalc_categories_recounting' => 'Recounting questions for ^1 of ^2 categories...',
 	'recalc_categories_updated' => 'Recalculated for ^1 of ^2 posts...',
 	'recalc_hotness_q_view_note' => 'May slightly improve page speed if disabled, but hotness values will become out of date if views are included in hotness settings',
 	'recalc_points' => 'Recalculate user points',
-	'recalc_points_complete' => 'All user points were successfully recalculated.',
+	'recalc_points_complete' => '✓ All user points were successfully recalculated.',
 	'recalc_points_note' => ' - for user ranking and points displays',
 	'recalc_points_recalced' => 'Recalculated for ^1 of ^2 users...',
 	'recalc_points_usercount' => 'Estimating total number of users...',
@@ -217,12 +217,12 @@ return array(
 	'recent_hidden_title' => 'Recent hidden content',
 	'recount_posts' => 'Recount posts',
 	'recount_posts_as_recounted' => 'Recounted answers and hotness for ^1 of ^2 posts...',
-	'recount_posts_complete' => 'All posts were successfully recounted.',
+	'recount_posts_complete' => '✓ All posts were successfully recounted.',
 	'recount_posts_note' => ' - the number of answers, votes, flags and hotness for each post',
 	'recount_posts_stop' => 'Stop recounting',
 	'recount_posts_votes_recounted' => 'Recounted votes and flags for ^1 of ^2 posts...',
 	'refill_events' => 'Refill event streams',
-	'refill_events_complete' => 'All events streams were successfully refilled',
+	'refill_events_complete' => '✓ All events streams were successfully refilled',
 	'refill_events_note' => ' - for each user\'s list of updates',
 	'refill_events_refilled' => 'Refilled for ^1 of ^2 questions...',
 	'registration_fields' => 'add registration fields',
@@ -230,7 +230,7 @@ return array(
 	'reindex_content_note' => ' - for searching and related question suggestions',
 	'reindex_content_stop' => 'Stop reindexing',
 	'reindex_pages_reindexed' => 'Reindexed ^1 of ^2 pages...',
-	'reindex_posts_complete' => 'All posts were successfully reindexed.',
+	'reindex_posts_complete' => '✓ All posts were successfully reindexed.',
 	'reindex_posts_reindexed' => 'Reindexed ^1 of ^2 posts...',
 	'reindex_posts_wordcounted' => 'Recounted ^1 of ^2 words...',
 	'requires_php_version' => 'Disabled - requires PHP ^ or later',