Added module to house command-line functionality.
Removed global definition of `tweets` in `analyze.py`.
Moved definition of `ListWordsA` into its own function.
Moved `ListTweets` into its own function.
Changed definition of `ListTweets` in `get_word_clusters` to a local variable defined by a call to `get_all_text`.
Removed the git repo name from the  import of `analyze` in `main`.
Added classes for generating fake tweets with text from the reuters corpus.
Replaced the call to `itertools.chain` with a generator in `get_all_words`.
Replaced the container logic with a generator in `get_all_text`.
Added class for projecting tweets into a vectorspace.