Modify reserveIdentifier() to use parameters parsed from the mime multipart entity rather than the request params. Need to check that the unit test uses MMP params. This partially addresses https://redmine.dataone.org/issues/2526.
Modify reserveIdentifier() to use parameters parsed from the mime multipart entity rather than the request params. Need to check that the unit test uses MMP params. This partially addresses https://redmine.dataone.org/issues/2526.