Added Trigrams assignment
Added dictionary
Added list for new text
Changed for loop's dictionary lookup key to a tuple
Added random choice
Added options for user input
Added writenew_book to file
Added functions for structure and a while loop to check input words
Added word suggestion
Finished trigrams.py
Took out hardcoding of specific phrases
Changed to setdefault in creating dictionary
Changed so that user writes the first sentence of their new book
Merge pull request #106 from rivese/trigrams

Trigrams