Removing IE6 directive

IE6 is no longer relevant.

Author: bradt

global/gzip.conf

@@ -1,9 +1,6 @@
 # Enable Gzip compression.
 gzip on;
 
-# Disable Gzip on IE6.
-gzip_disable "msie6";
-
 # Allow proxies to cache both compressed and regular version of file.
 # Avoids clients that don't support Gzip outputting gibberish.
 gzip_vary on;
@@ -47,4 +44,4 @@ gzip_types
 	text/vtt
 	text/x-component
 	text/x-cross-domain-policy;
-  # text/html is always compressed when enabled.
+  # text/html is always compressed when enabled.