functional-tests: Allow whitespaces in the tags and creators labels
functional-tests: Allow whitespaces in the tags and creators labels

More flexible parsing the results coming from the extractor, to allow
tags like "test 1" or creators as "Bob Dylan"

hoheinzollern/tracker,hoheinzollern/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker,outofbits/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker,outofbits/tracker,hoheinzollern/tracker