Minor changes to the initial commit.

- I copied the file contents of osx 3 times...
- pwd will now be changed to the location of the opened file in vim.
- nano => vim as our default editor.
- Updated $PATH to prefix homebrew Cellar dir.
- Now using MacVim for Mac OSX.
- Now using vim as our default git editor.
- Removed custom symbolic link... huh?
- Updated README.

Added a zsh_nocorrect file for all commands that when typed should never
trigger zsh's annoying correc x to y[nyae]? feature.