Merged in issue675exportfail (pull request #230)
try-except for display name. Refs #675
Setting default values for filter_thicknesses. Refs #675
PEP8 tidying. Refs #675
Adding accession number and study date to log message. Refs #675
Updated changes for ref #675 [skip ci] docs only
try-except for display name. Refs #675
Setting default values for filter_thicknesses. Refs #675
PEP8 tidying. Refs #675
Adding accession number and study date to log message. Refs #675
Updated changes for ref #675 [skip ci] docs only