the original font of the HD44780 with European character set, but includes
only characters from ISO 8859-1 and has been extended with bar graph and icons.
The t6963 driver now has its size to be configured in pixels! The size in
characters is automatically calculated based on the cell size. This makes
internal calculations more easy.
* Do not include system headers in shared files (stdlib.h).
* Don't include lcd.h only once in each driver.
* Remove some unnecessary headers from driver (e.g. syslog.h)
* Include <poll.h> instead of <sys/poll.h>
* Spelling fixes.
- Add 68-familiy style interface support and make it configurable.
- Make delay configurable.
- Correct swapped display halves.
- Resurrect vBar / hBar functions.
- Fix icon definitions and modify set_char for common data format.
- explicitely declare void arguments
- make a few string args const
* better support for shorter displays in server screen
* make target to create top level tag file