add libdog128 to gpiod
Merge branch 'master' into kicker

Conflicts:
	.gitmodules
first steps to integrate dog128
define all commands for lcd.
fix typo
change backlight parameter to percent.
add new commandline parameter for lcd setup.
fix warnings
update rpi-dog128
Merge branch 'kicker' of https://github.com/ironpinguin/rpi-gpiod into kicker
fix typo
fix rectangle
fix detection of end of command with new line.
try to fix :-(.
fix free misstake
ignore ide files.
fix posible overflow.
update dog128 library
update submodules
fix text with whitespaces.