Missing dot.
Modified for year 2.
Typo.
Grammatical mistake
Rewritten for clarity... hopefully
Added emphasis for clarity... hopefully
Rewrote section a bit for clarity
Small additions to code for clarity and coherence with text.
Minor gramatical fixes
Added TODO.
Year 2...
Emphasis for clarity.
Minor addition for clarity.
Rewritten for clarity.
Several minor fixes for clarity.
Typos.
Year 2.
Moved final and JavaDoc to another file so that it can be put in the
same day as Inheritance (that comes before TDD now).
Added TODO.
Several typos and rewrites for year-2.