modify lcd,text display ,display panal protocol

1.add lierda lcd panal in file tft.h
2.fix bug of string display if string code is UCS16
3.change original hengji tuji keyboard protocal to waji yujie protocal
add delayus function
Merge branch 'develop' of rdserver_git:am335xlib into develop

Conflicts:
	utils/include/type.h
fix bugs:
    1 function emmccardinit()
    2 AT070TN92 TFL PANAL param modified in file tft.h
modified touch panel calibration .redefine LCD_XSize,LCD_YSize.fix key-touch bug

1. modified TouchCalibrate()
2. redefine LCD_XSize LCD_YSize
3. fix bug of isr_uart_for_keyboard()