Added file to read in all files from a directory. For loop calls make_chains, adds to global dictionary
limited random text to 140 characters
Added api object, call api with random_text as status. Works
always ends with appropriate punctuation.
created a dictionary with keys of n length.
creates random text based on n gram, where n is provided by the user.
now with annotations
Merge branch 'master' of https://github.com/bookstein/Exercise8