asdms: a list of ASDMs, either comma-delimited string, or a python list of strings
projectID: a string containing an ALMA project ID
MOUS: the name of the MOUS to be fixed
ebwfile: the filename in which to find the specified projectID, MOUS, and spw info. Required format is of each line: "projectID MOUS 17,19,21,23 2,2,1,4" or "MOUS projectID 17,19,21,23 2,2,1,4"