Just some cleanup/fix rounding

Initial implementation of touch screen (#7) ...

* Initial implementation of touch screen
* Updated NetBeans configuration
* Read number of touch points, cleanup
* Improve touch support

- avoid duplicate touch events by interrupting on falling edge only
- read touch event flags
- refactoring for better code reuse

* Some more refactoring
* Initial function to draw continuous lines

- connect points with a distance > 1 with linear interpolation during
  touch contact

* Fix conversion from 4-Bit greyscale to 16-Bit RGB

- removes reddish antialiasing that was present with some chars

* Add initial paint toy + related refactoring
* Add some tools with icons
* Add more tools + improvements

- draw rectangles
- set line thickness
- account for line thickness in dimensions

* Update README.md, re-enable all glyphs and emojis.

Simplify, simplify!

Multi display support (#6) ...

- implement hflip + vflip
- reset state when done streaming BMP image
- Makefile settings for 1.8" Color TFT LCD 160x128 ST7735R
- update README.md
- add color inversion for ST7789

Fix shifting (#5) ...

- replace silly assignment with OR + assignment...
- maybe a 4 x 8-Bit buffer + casts is more efficient than a 4 x 32-Bit buffer?

Add snowman emoji

Add snowman emoji

Add snowman emoji (#4)

Smile if emoji is a stranger

Improve scripts

Update README.md

Update README.md

Use font for emojis instead of bitmaps (#3) ...

- add emoji 'font' allowing to enter emojis along with text
- add a tiny Linus bitmap in 4-Bit Grey and 16-Bit RGB

Add emojis 🙂 (#2) ...

- add bitmaps for emojis
- remove large incomplete DejaVu font (just small Hack font for now)
- emojis in 16-Bit RGB

Small improvements ...

- add stty command to cats/cats.sh to set up the terminal
- add/fix comment(s)

Update README.md

Update README.md

Upload BMP images via USART (#1) ...

- basic upload of a BMP via USART
- allow sending commands besides sending a raw BMP image
- add awesome cats + script
- some improvements
- add documentation
- update README

Update README.md ...

- fix command to write a bitmap

Update README.md ...

- add image with Bali

Update README.md ...

- add image with Bali

Update README.md ...

- put an image with Bali

add comment

add comment

Update README.md ...

- add picture

Update READMEGet basics to work ...

- DejaVu font unsupported
- just one emoji for now
- some TODOs

basics are working

wrong access to hack array

initial display of 6 colors :-)

Project setup ...

- add NetBeans project
- add .gitignore
- fix timer setup