Add class and first test for title case and make it pass - single word.
Refactor for first test.
Add second passing test - two lowercase words.
Add and pass test for mixed case words.
Add test for not capitalizing the word and.
Make last special words test pass with an array of small words. Change around order so that title is made all lowercase, then each word's first letter is capitalized, then check for any small words that shouldn't be capital.
Refactor - two lines into 1.