[zanata/zanata-client] 251f75: Remove 0install mac docs and tweak homebrew

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zanata/zanata-client
  Commit: 251f75496cd74bf9e0d7bfc0d37d921e0d1ea95a
      https://github.com/zanata/zanata-client/commit/251f75496cd74bf9e0d7bfc0d37d921e0d1ea95a
  Author: Luke Brooker <mail at lukebrooker.com>
  Date:   2015-11-12 (Thu, 12 Nov 2015)

  Changed paths:
    M docs/installation/osx-installation.md

  Log Message:
  -----------
  Remove 0install mac docs and tweak homebrew

Homebrew instructions are much easier than 0install, so no need to confuse people.