fix copyRect not working properly.

fix copyRect not working properly.
fix ESP32 eratta workaround for GPIO and I2S reg.
fix Panel_ILI9481.
fix problem with extra pulse on SCLK during initialization.
add examples/Standard/LongTextScroll.

fix compile error for ATSAMD51. (thanks for @ht-deko)

fix compile error for ATSAMD51. (thanks for @ht-deko)
update: Clock for LGFX_PARALLEL can be set between 2.5MHz and 20MHz (use panel.freq_write)
update: allow repeated use of LGFX_SPI's initBus function for ESP32.
tweak for ILI9342 .

fix compilation error with ESP-IDF4.

fix compilation error with ESP-IDF4. ( #91 #92 thanks @estshorter )
fix write_bytes inadequate wait in LGFX_PARALLEL_ESP32.

hotfix: a possible crash when using from multiple source files.

hotfix: a possible crash when using from multiple source files.
change: M5StackCoreInk to reverse drawing in epd_quality mode.
add: epd_mode_t::epd_text. (for white background text)
add: displayBusy function to determine if EPD is updating drawing.
add: fonts::AsciiFont8x16.
add: fonts::AsciiFont24x48.
add: lgfx::grayscale_t structure.
add: ILI9481 support.

hotfix: M5Stick C / CPlus autodetection fail.

hotfix: M5Stick C / CPlus auto-detection fail.
tweak: Retry when auto-detection fails.
tweak: Use startWrite/endWrite when drawing a dummy char.

hotfix: In some cases, compile errors occur.

hotfix: In some cases, compile errors occur.
tweak: turn off completely when setBrightness(0) for M5Stack Core2 / M5StickC / M5Stick CPlus.
add: Font8x8C64.

hotfix: Crash bug when calling setPanel.

fix: compile error for SAMD51.
fix: endless loop bug for M5Stack CoreInk
fix: sprite createFromBmp (1bpp/4bpp) The right end is broken.
fix: nouse FS.h for ArduinoESP32
update: support sleep/wakeup for M5Stack CoreInk.
update: drawBmp / drawJpg / drawPng support float scaling/auto-scaling and support datum.

add support M5StackCoreInk and M5Paper.

fix writeIndexedPixels, and pushImage with palette.
add support M5StackCoreInk and M5Paper.
add efont (JA CN TW KR). (thanks for @tanakamasayuki )
add lgfx::touch_point_t structure for getTouch function.

hotfix: breakage of writePixels/pushPixels in v0.2.6.

hotfix: breakage of writePixels/pushPixels in v0.2.6.
fix: an issue vertical inverted BMPs could not be drawn.
fix: an issue of print shifting to the left just after wordwrap.
update: draw a square instead of characters that are not in the font set.
add drawBmpUrl / drawJpgUrl / drawPngUrl functions. ( for ArduinoESP32 )
add support WiFiBoy Pro / mini .
add support Makerfabs MakePython / Touch with Camera .
add DeepSleep example. ( for ESP32 )

hotfix: #59 Sprite using PSRAM tries to use DMA transfer and fails.

hotfix: Sprite using PSRAM tries to use DMA transfer and fails.
add fillAffine function.
add examples/Standard/SaveBMP
add examples/Sprite/RotateDial