Adds article class
WIP
Adds get_pdf_pagecount
WIP
test
test
Adds Mzipfile class with mv method
Style improvements
Adds si and fig link retrieval
Adds si links from article grabber
Adds get_fig_file_mv_list() to util
Bit o refactor
WIP
Metadata package core done
Adds goxml file get
Adds get production task name
Adds get si filenames
First pass at asset matcher
little bit o cleanup
fixed 'no whitespace' normalizer