Install & use Behat+Mink+CommonContexts with ALL dependencies through Composer

composer.json

{
    "require": {
        "behat/behat":           ">=2.2.2",
        "behat/mink":            ">=1.3.2",
        "behat/common-contexts": "*"
    },

    "repositories": {
        "behat/mink-deps": { "composer": { "url": "behat.org" } } 
    },

    "config": { "bin-dir": "bin/" }
}

install_behat+mink+common_contexts.sh

#!/bin/sh

wget -nc http://getcomposer.org/composer.phar
php composer.phar install

# after that, just run behat with:
# bin/behat
#
# this bin/behat already knows where to find MinkContext,
# CommonContexts and all their dependencies automagically ;-)