Merge pull request #4646 from el-ma/develop

[ci skip] Add "Alexa Crawler" to robots
diff --git a/application/config/user_agents.php b/application/config/user_agents.php
index 1129dba..e5954e9 100644
--- a/application/config/user_agents.php
+++ b/application/config/user_agents.php
@@ -207,5 +207,6 @@
 	'CRAZYWEBCRAWLER'	=> 'Crazy Webcrawler',
 	'adsbot-google'		=> 'AdsBot Google',
 	'feedfetcher-google'	=> 'Feedfetcher Google',
-	'curious george'	=> 'Curious George'
+	'curious george'	=> 'Curious George',
+	'ia_archiver'		=> 'Alexa Crawler'
 );