Added roberts driver for qt button...and modified it to
map tab to button 1, return to button 2, A to button 3, and B to button 4
	modified:   qt1070.c
I adopted the device tree that robert specified for his bocx
	modified:   at91sam9g35ek.dts
Modified the defconfig file to enable atmel keypad presses
	modified:   configs/at91sam9g35_defconfig