hashtable: introduce a small and naive hashtable
block,elevator: use new hashtable implementation
touchscreen: make calibration_control adjustable using sysfs

Conflicts:
	drivers/input/touchscreen/synaptics_3200.c
Switch calibration_control by governors

Signed-off-by: Xmister <xmisterhu@gmail.com>
Update PMC values

Signed-off-by: Xmister <xmisterhu@gmail.com>
#294

Signed-off-by: Xmister <xmisterhu@gmail.com>