/usr/bin/disp
	echoes the first parameter to the LCD after clearing it
	needs the RPi.GPIO library. 
/usr/bin/dispchar
	prints a single ASCII character at the current position of the LCD. 
	does not advance cursor. 
/usr/bin/dispchar
	scrolls the _ cursor from left to right in 8 seconds (used as a fancy sleep)
/usr/bin/dial
	a while-wrapper for wvdial, as wvdial does not automatically reconnect when
	the connection is lost. 
/usr/bin/monitor-luftinternet
	my rather extensive status-checker. 
	prints status to the first tty and the HD44780