subprocess communciate() encoding, cf https://github.com/nltk/nltk/issues/529
kludge to get toolbox to work for py3, resolves issue 507
call wordnet methods instead of attributes
updates for 3.0a3
news updates
Merge pull request #534 from jskda/pull_request.internals.find_file

subprocess communciate() encoding, cf https://github.com/nltk/nltk/issues/529
changed package imports to avoid calling sem.logic and sem.relextract
Merge branch 'master' of https://github.com/nltk/nltk
updated imports for chunk package