.osx: Fix comment for menu bar items

Closes #459.
.osx: Use `-array` instead of `-array ""`

Ref. #350.
.osx: Remove “increase window resize speed”

Sadly, this doesn’t work anymore in OS X 10.10.
README: Tweak `~/.path` example
Merge branch 'master' of https://github.com/mathiasbynens/dotfiles

* 'master' of https://github.com/mathiasbynens/dotfiles:
  README: Tweak `~/.path` example
  .osx: Remove “increase window resize speed”
  .osx: Use `-array` instead of `-array ""`
  .osx: Fix comment for menu bar items
add vim-fubitive for :Gbrowse to bitbucket