Merge pull request #1 from EcomDev/develop

Develop
second realpath fix
Merge pull request #10 from daim2k5/develop

Second realpath fixing
Allow defintion of a PHP binary for PHP commands

In order to test my Magento extension across multiple versions of PHP
As a Magento extension developer
I want to be able to install different versions of Magento against different versions of PHP
Merge pull request #11 from punkstar/feature/specify_php_binary

Allow defintion of a PHP binary for PHP commands
Fix installation of external libraries
Merge branch 'release/1.0.9'