Modified the default HTTP Accept: header to only be Accept: */*

tests/data/test48

@@ -33,7 +33,7 @@ HTTP with -d and -G and -I
 HEAD /48?foo=moo&moo=poo HTTP/1.1
 Host: 127.0.0.1:8999
 Pragma: no-cache
-Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*
+Accept: */*
 
 </protocol>
 </verify>