first beta release of v1 milestone

	new file:   .gitignore
	modified:   controls/hyd_control.c
	modified:   dbesenv.sh
	modified:   include/control_str.h
	modified:   int_arb/candriver.c
	modified:   int_arb/elections.c
	modified:   int_arb/include/candriver.h
	modified:   int_arb/intarb.c
	modified:   int_arb/master.c
	modified:   int_arb/slave.c
	modified:   int_arb/ui.c
	modified:   main.c
	modified:   makefile
	modified:   sensors/sensors.c