Update notes for submitted changes

* Update bcm21553 defconfigs for zRAM
* zram & zsmalloc: 2.6.35 build fixes for kk_3.5_rb1.19 version
* zram & zsmalloc: update to kk_3.5_rb1.19 version
* mm: remove compressed copy from zram in-memory
* ARM: kconfig: select HAVE_EFFICIENT_UNALIGNED_ACCESS for CPUv6+ && MMU
* lib/lzo: huge LZO decompression speedup on ARM by using unaligned access
* lib/lzo: Update LZO compression to current upstream version
* lib/lzo: Rename lzo1x_decompress.c to lzo1x_decompress_safe.c
* add extra free kbytes tunable
* cgroupfs: create /sys/fs/cgroup to mount cgroupfs on