[script] break paragraph into letters
$ code/scripts/paragraph-to-arff-features.sh input-para
breaks all the words in the paragraph into letters and gives individual folders for
each letter
Merge branch 'master' of github.com:naturegirl/cos424project
training: letters to features extractor
$ training-feature-extractor.sh all-letters
$ combine_features.sh all-letters
Merge branch 'master' of github.com:naturegirl/cos424project