add exfat support
Update defconfigs for exFat support
Squashed update of kernel from 3.4.69 to 3.4.70
Merge branch 'cm-10.1_jb-2.5.5_ion_nightlies' of https://github.com/AriesVE-DevCon-TEAM/samsung-kernel-msm7x30 into cm-11.0_ion