two more test for module rules

added tests for rules

fixed message of rule airgate25 and tried to improve rule fireOut

back to programmer port /dev/ttyACM3...

no need to skip "last text" display, comment edit

experimental implementation of rules to notify about certain conditions ...

during burndown

refactored/renamed module "usart", use own implementation, added test, ...

updated comments, some cleanup

improved comments, made parameter constant

improved sound quality of the beep

added ability to set beep tone and a command to test/play with beeps

added tests for module "alert"

split tests into modules

updated gitignore

put back "official" pin assignment

- use size_t ...

- added tests
- some small improvements

- made function parameters readonly ...

- types with capital first letter
- updated comments and documentation

- use program space for unit test instances instead of data space ...

- "private" variables static
- removed updateDisplay()
- renamed some functions

ISP port /dev/ttyACM3

do not reset latest measurements

added module strings with split function, added tests

finally updatePending is set at the right time so display is always ...

updated immediately

corrected wrong value in lambda lookup table

use "official" (diagram) pins

added todo

moved ADC and LCD pin constants to pins.h

- added comments ...

- fixed splitting command string into fields
- improved handling of display updates
- moved MIN/MAX macros to integers.h

moved ISRs to module interrupts

Another Jenkins test

Added comment, adjusted existing tests

- Use SLEEP_MODE_IDLE instead of SLEEP_MODE_ADC (and ...

loop_until_bit_is_clear(ADCSRA, ADSC)) since it will not corrupt USART
RX/TX data and click the beep
- Use shorter commands to for less typing and memory
- Command to enable/disable logging
- Use atoi() instead of strtol() since it requires less flash and should
be sufficient here