Get list of components: lsct, lsm, ls0d, ls1d, etc

• ls0d. Lists all 0D experiment channels.
• ls1d. Lists all 1D experiment channels.
• ls2d. Lists all 2D experiment channels.
• lsa. Lists all existing objects.
• lscom. Lists all communication channels.
• lsct. Lists all Counter/Timers.
• lsctrl. Lists all existing controllers.
• lsctrllib. Lists all existing controller classes.
• lsdef. List all macro definitions.
• lsexp. Lists all experiment channels.
• lsior. Lists all IORegisters.
• lsm. Lists all motors.
• lsmeas. List existing measurement groups.
• lspc. Lists all pseudo counters.
• lspm. Lists all pseudo motors.