v0.3.0

NEW FEATURES

• New function extract_pdf() to extract text from pdfs
• New function cr_ft_links() to get links for full text content of an article (#10)
• New function cr_ft_text() to gets full text content of an article. In addition,
  cr_ft_pdf(), cr_ft_plain(), and cr_ft_xml() are convenience functions that will get
  the format pdf, plain text, or xml, respectively. You can of course specify format in the
  cr_ft_text() function with the type parameter (#10) (#42)

MINOR IMPROVEMENTS

• Filled out more tests (#45)

BUG FIXES

• No longer assign queried doi to the data.frame in cr_works(), which caused failure if
  a non-Crossref DOI included (#52)
• pmid2doi() and doi2pmid() functions removed temporarily as the web service is down
  temporarily, but will be online again soon from Crossref (#48)

Binaries

• Windows binary: rcrossref_0.3.0.zip