break fixed: title and article_url
break fixed: author names (published paper)
- publications.rb: self.table_extract: changed xpath criteria
- rescue and report NoMethodError on unpublished papers
break fixed: journal name (published paper)
break fix: scholar's main url (gscholar_url)
break fix: extract citation trend information and scholar main page
- new attribute: trend
- create xpath for trend
- new method extract_trend for trend extraction lambda
- new xpath for gscholar_url
- get_html renamed to get_pub_http
- extract_from_http: web call moved to get_pub_http
- table_extract renamed to extract_table_item
- extract_table_item: rescue prints to stderr and reraises exception
- many places: replace double quotes with single quotes