Solutions for Functions (ch02-ch05)

 * Exercise 1 -http://forums.pragprog.com/forums/322/topics/11917
   This involved running functions in iex - not in the files.
 * Exercise 2 - http://forums.pragprog.com/forums/322/topics/11918
   `fizzbuzz` function inside `fizzbuzz.exs`
 * Exercise 3 - http://forums.pragprog.com/forums/322/topics/11919
   `fb` function inside `fizzbuzz.exs`
 * Exercise 4 - http://forums.pragprog.com/forums/322/topics/11920
   `prefix` function in `prefix.exs`
 * Exercise 5 -http://forums.pragprog.com/forums/322/topics/11921
   Converted functions to & format in `ampersand_notation.exs`
Solutions for Modules and Functions (ch06)

 * Exercise 1 - http://forums.pragprog.com/forums/322/topics/11922
   `triple` function` in `times.exs`
 * Exercise 2 - http://forums.pragprog.com/forums/322/topics/11923
   Run in `iex` - no files required
 * Exercise 3 - http://forums.pragprog.com/forums/322/topics/11924
   `quadruple` function in `times.exs`
 * Exercise 4 - http://forums.pragprog.com/forums/322/topics/11925
   `sum` function in `recursive.exs`
 * Exercise 5 - http://forums.pragprog.com/forums/322/topics/11926
   ` gcd` function in `recursive.exs`
 * Exercise 6 - http://forums.pragprog.com/forums/322/topics/11927
   The entire `chop.exs` module
 * Exercise 7 - http://forums.pragprog.com/forums/322/topics/11928
   Looking for documentation online - no files required.