Change name from bow_matrix to create_corpus
New file to work with the corpus:
 TODO: load, apply reweighting, dimensional reduction...
Last commit before rewriting it into a more clever way (memory friednly)
Revert "Cleaned up repeated functions"
Merge pull request #22 from s2ds-kpmg1/revert-21-master

Revert "Cleaned up repeated functions"
Merge pull request #23 from emsiepopples/master

Moved functions into enron.py
Upload files
Merge pull request #24 from emsiepopples/master

Cleaned up repeated functions
Merge pull request #25 from elenagr/master

Create_corpus, corpus and little modifications