Make function that extracts pars from lxml element
Make function that extracts pars from lxml element

The original extract_paragraphs function now calls this function after
converting a string into an lxml tree element

sorgerlab/indra,bgyori/indra,sorgerlab/belpy,johnbachman/belpy,sorgerlab/indra,johnbachman/belpy,johnbachman/indra,johnbachman/belpy,sorgerlab/indra,sorgerlab/belpy,sorgerlab/belpy,johnbachman/indra,bgyori/indra,bgyori/indra,johnbachman/indra