Merge pull request #53 from edx/will/remove-nltk-corpus

Remove NLTK corpus from repository; download it from S3 instead

.travis.yml

@@ -7,9 +7,9 @@ before_install:
   - sudo apt-get update
   - sudo xargs -a apt-packages.txt apt-get install --fix-missing
 install:
+  - travis_retry ./download-nltk-corpus.sh
   - pip install -r base-requirements.txt
   - pip install -r dev-requirements.txt
   - sudo apt-get install python-matplotlib python-numpy python-scipy python-sklearn
   - pip install nltk==2.0.3 scikit-learn==0.12.1
-  - sudo mv ease/data/nltk_data /usr/share/nltk_data
 script:  nosetests

download-nltk-corpus.sh

+#!/usr/bin/env bash
+
+curl -o /tmp/nltk.tmp.tar.tz http://edx-static.s3.amazonaws.com/nltk/nltk-data-20131113.tar.gz
+cd /usr/share && sudo tar zxf /tmp/nltk.tmp.tar.tz

ease/data/nltk_data/corpora/wordnet/adv.exc

-best well
-better well
-deeper deeply
-farther far
-further far
-harder hard
-hardest hard

ease/data/nltk_data/corpora/wordnet/lexnames

-00	adj.all	3
-01	adj.pert	3 
-02	adv.all	4
-03	noun.Tops	1  
-04	noun.act	1
-05	noun.animal	1
-06	noun.artifact	1
-07	noun.attribute	1
-08	noun.body	1
-09	noun.cognition	1
-10	noun.communication	1
-11	noun.event	1
-12	noun.feeling	1
-13	noun.food	1
-14	noun.group	1
-15	noun.location	1
-16	noun.motive	1
-17	noun.object	1
-18	noun.person	1
-19	noun.phenomenon	1
-20	noun.plant	1
-21	noun.possession	1
-22	noun.process	1
-23	noun.quantity	1
-24	noun.relation	1
-25	noun.shape	1
-26	noun.state	1
-27	noun.substance	1
-28	noun.time	1
-29	verb.body	2
-30	verb.change	2
-31	verb.cognition	2
-32	verb.communication	2
-33	verb.competition	2
-34	verb.consumption	2
-35	verb.contact	2
-36	verb.creation	2
-37	verb.emotion	2
-38	verb.motion	2
-39	verb.perception	2
-40	verb.possession	2
-41	verb.social	2
-42	verb.stative	2
-43	verb.weather	2
-44	adj.ppl	3