Made some stylistic changes in `GZipMiddleware` and added some notes about IE, refs #5313.
Made some stylistic changes in `GZipMiddleware` and added some notes about IE, refs #5313.

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%406697

Belgabor/django,Belgabor/django,Belgabor/django