make this mine.
mine mine mine
sublime3 config
update subl link
add utils from necolas' dotfiles
ga gaa git aliases
add easy nav aliases
gitconfig should be example file

`gitconfig.symlink` is normally ignored because it contains user-specific
details. `gitconfig.symlink.example` is the correct name. `bootstrap`
script copies it over when first setting up.
symplify PATH
brew install.sh reorganized
minor changes to osx defaults