CC Line Interaction's gene can have many kind of letter.
book's page can be something like "abstract#2131".
book's title can have ',' inside the string.
book can change line between editor and (eds.)
the CC alternative product's syn-name change line in between.
added a small text parsing utility based on ANTLR.
add test abilitity to skip until see an accession.
add parsing of the CC disease object.