Bug fixes and added robustness: * find_dataset now returns a list of h5_obj and not a tuple of (name, h5_obj) * get_unit_values now checks for existence of they keys
Bug fixes and added robustness:
* find_dataset now returns a list of h5_obj and not a tuple of (name, h5_obj)
* get_unit_values now checks for existence of they keys

pycroscopy/pycroscopy