new file:   doc/hp34401a-commands.tex
	modified:   src/ieee-488/cls.inc
	modified:   src/ieee-488/esr.inc
	modified:   src/ieee-488/idn.inc
	modified:   src/main.c
	modified:   src/scpi.c
	modified:   src/scpi.h
	modified:   src/sketch_c/sketch_c.ino
	modified:   src/system/beeper.inc
	modified:   src/system/error.inc
	modified:   src/system/local.inc
	modified:   src/system/remote.inc
	modified:   src/system/rwlock.inc
	modified:   src/system/version.inc