bln: allow separate configuration of blink on and off delays
bln: enable bln_blink_state by default

Conflicts:

	drivers/misc/bln.c
bln: fix derps
bln: move wakelock inteface to /sys/kernel/bln
cpufreq: introduce screen off cpufreq limits

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
mxt244s: add support for screenoff cpufreq limits feature

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>