No more explicitly specified attributes
POS tagging is case-sensitive
Implemented Explicit Naming

Closes #12
explicit_naming: Magnify by 3, as per article

#12
Initial documentation
pip requirements file

For building docs on readthedocs.org
ReadTheDocs generation compatibility
README.md: Link to ReadTheDocs
Implement single naming

Closes #13
Re-implemented Mean Multiple Naming

Fixed tests, merged into tests/test_explication.py

Closes #14
Implemented repetitions

Close #16
Travis: Only build master branch
Implement POS n-grams

Closes #20
assertSparseDictEqual: Performance improvement
POS n-grams: Add -NONE- tag
Cleanup
Cleanup. Also, use builtin-nltk ngrams
Implement contextual function words

Closes #22
pos_n_grams: Massive performance improvement

analyze.py no longer requires output dictionaries to contain all
possible keys.

Again, closes #20
Character N-grams: Massive performance improvement

Affects #21