Remove exercises
Add lectures so far.
Added first draft of Lecture 5
Removed accidental file.
Finished Lecture 5
Added a UML example image.
crop image
Added UML image
Added image
Added lecture 6
- Added a note regarding the version of IPython required to load the lecture notes properly.
- Corrected a few typos in the notes for lectures 0 and 1.
Corrected typos in the notes for lecture 2. Also included the term "immutable" when talking about tuples.
Corrected typos in the notes for lectures 3, 4, 5, and 6.