Removed s3c24xx_i2c_doxfer debug.
it's was shown in dmesg and tell us the sleep time out is 0
on boot.
lib/string: use glibc version

the performance of memcpy and memmove of the general version is very
inefficient, this patch improved them.

Signed-off-by: Miao Xie <miaox*******>
adapted by faux123 for 3.0.13 kernel

Conflicts:
	lib/string.c

+ ...
Merge remote-tracking branch 'dorimanx/master-jelly-bean' into master-3.0.y

+ ...