stub for chunker scorer
score chunks almost done
clean up comments
better handling of O chunks
matches conlleval.perl output exactly
added all the other conlleval output including accuracy and number of guessed phrases
fixed all remaining bugs; output equal to conlleval
allow shorter reference than test data and chunker output; added new shorter reference file
data files for chunker
added equality check as option
code clean up
helper code to count sentences in files that are in conll format
users might provide filename in argv so warn them to use -i
added starter source code and data files
trying out argparse
revert to optparse; I dislike argparse
added loading warnings; added readme
added leaderboard instructions
ignore some files