Finished clojure koans 03-vectors
Finished 04-sets
Finished 05-maps
Finished 06-functions
Finished 07-conditionals
Finished 08-higher-order-functions
Finished 09-runtime-polymorphism
Finished 10-lazy-sequences
Changed to use sequence instead of list
Finished 11-sequence-comprehensions
Finished 12-creating-functions
Finished 13-recursion
Finished 14-destructuring
Finished 15-refs
Finished 16-atoms
Finished 17-macros