Initialized Chapter 5 Exercises, Strictness and Laziness
Completed exercise 5.1
Completed exercise 5.2
Completed exercise 5.3
Completed exercises 5.4, 5.5, 5.6, 5.7
Completed Exercise 5.8
Complexted Exercise 5.9
Completed Exercise 5.11
completed Exercise 5.12
Completed exercise 5.13
Completed exercise 5.14
Completed Exercises 5.15, 5.16
Merge pull request #2 from penland365/laziness

Laziness