initial commit of merge-sort
added .gitignore
simple hello world to figure out clang and some basic syntax
Created Makefile. I learned more about make than I had planned so...yay.
created .gitignore
- Changed method signatures to use NSMutableArrays everywhere.
- Implemented a first attempt at recursive merge sort. Untested so far; I was messing with the Makefile.
I think the Makefile is correct now.
Added more test cases and shortened output format.