Add some variables to globals.txt

diff --git a/docs/globals.txt b/docs/globals.txt
index ecc5ab3..8320eec 100644 (file)
--- a/docs/globals.txt
+++ b/docs/globals.txt
@@ -72,3 +72,13 @@ $wgParser
 
 $wgLoadBalancer
        A LoadBalancer object, manages database connections.
+
+$wgRequest
+       WebRequest object, to get request data
+
+$wgMemc, $messageMemc, $parserMemc
+       Object caches
+
+$wgMessageCache
+       Message cache, to manage interface messages
+