Added a set of extra credit array-related tasks that require the user to reimplemen…#128

Open

richardartoul wants to merge 2 commits intormurphey:masterfrom

richardartoul:master

Commits on May 16, 2015

Added a set of extra credit tasks that require the user to reimplement some of the native array methods.
richardartoul
committed

Commits on May 17, 2015

Fixed a typo in the arraysExtraCredit test
richardartoul
committed