Add TokenizedContent class
Refine test for num_words
Implement num_words
Add one more test for num_words
Add docstring
Implement num_sents
Implement num_chars
Add class docstring
Modify ReadabilityMeasure.fleschease to accept TokenizedContent as its arg
Modify ReadabilityMeasures.fleschgrade to accept TokenizedContent as its arg
Fix typo and IMPORT MOCK AND MAGICMOCK (IMPORTANT)
Modify ReadabilityMeasures.fogindex to accept TokenizedContent as its arg
Modify ReadabilityMeasure.colemanliau to accept TokenizedContent as its arg
Modify ReadabilityMeasures.ari to accept TokenizedContent as its arg
Modify ReadabilityMeasures.lix to accept TokenizedContent as its arg
Modify ReadabilityMeasures.smog to accept TokenizedContent as its arg
Remove total_sents, total_words, total_chars from ReadabilityMeasures
Add more test to TokenizedContent.__init__
Remove _tokenize_content from ReadabilityMeasures
Modify ReadabilityMeasures.transform to use TokenizedContent