0.7.0
    - add draw_text function
    - add font 8x8 as default
0.6.0
    - tests
    - fix area drawing
0.5.0
    - tests
    - fix page drawing
0.4.0
    - ILI9486, XPT2046
    - rotation
0.2.1
    - CS & LED pin do ILI drv
0.2.0
    - add AD7843 touch panel driver
0.1.0
    - extract library from Doton project
