jf: update defconfig

go back to gzip; we have space

ext4 provides ext2/3 support

remove useless shit

Change-Id: Icad8b3152661dd24e1e2fe9c45fff875fb7a0a89
jf kernel: bcmdhd: dont filter ip6 in suspend

this is filtering ip6 *unicast*; on ip6 networks notifications are not recieved until screen is turned on

Change-Id: I473a70347d623b9bc1a3b076eb0e672e4a19906b