remove d7 image style config from d6 version

Author: Alex Weber

apps/drupal/drupal_boost6.conf

@@ -102,15 +102,7 @@ location / {
         expires 30d;
         try_files $uri /index.php?q=$no_slash_uri&$args;
     }
-
-    ## Drupal 7 generated image handling, i.e., imagecache in core. See:
-    ## http://drupal.org/node/371374.
-    location ~* /files/styles/ {
-        access_log off;
-        expires 30d;
-        try_files $uri /index.php?q=$no_slash_uri&$args;
-    }
-
+    
     ## Advanced Aggregation module CSS
     ## support. http://drupal.org/project/advagg.
     location ^~ /sites/default/files/advagg_css/ {