Clean final report, addressing issues from peer review

[sanash43]

As per peer review feedback:

• [x] Take out PDF rendering all together
• [ ] Look into figure sizing to make labels more legible
• [ ] Elaborate on results discussion
• [ ] Elaborate on use of/motivation behind precision, accuracy, recall, f-1 score
• [ ] Add explanation for why raw data is split into feature and target sets
• [ ] For future directions in discussion, include: SMOTE
• [ ] Add more detailed breakdown of preprocessing nd feature engineering steps