Removing duplicate selection in form input.
Adding two new form fields (hand-labeled data and save statistics).
Processing new form fields in view. Fixing bug in counts of labeled data in respective view.
JS: Fixing bug in function enableForm().
Adding support for hand-labeled pages to CrawledWebpageUtility and fixing bugs in there.
Adding support for hand-labeled data and evaluation statistics to custom base command.
Adding support for hand-labeled data to EM-NB classifier.
Updating date in README.