Fixes #11
Script was collecting scale and offset information from input ISIS3 label (and was even setting a sane default if these values were not specified in the original label) but was not writing this out to the PDS3 label. Scale and offset are now written out to the PDS3 label.
Fixes #11 Script was collecting scale and offset information from input ISIS3 label (and was even setting a sane default if these values were not specified in the original label) but was not writing this out to the PDS3 label. Scale and offset are now written out to the PDS3 label.