Update README
Add a dedicated cookbook for phpunit.
Install phpunit as a PHP Archive (PHAR).

Installation of phpunit via pear will soon be no more supported. Stick
with a pear installation for PHP 5.2 though to be able to install a
phpunit version compatible with 5.2.
Cleanup PHAR files management.
Add support for PHP 5.6.0beta1.
Update the changelog with PHP 5.6.0beta1.
Add phpunit dependency to php cookbook's metadata.
Update nvm to the tagged v0.5.0 release
Merge pull request #302 from ljharb/update_nvm

Update nvm to the tagged v0.5.0 release
Update Gradle to 1.11
Pre-install Scala 2.11.0 and sbt 0.13.2
Add our pyenv Pythons to the $PATH by default
Merge pull request #303 from dstufft/add-python-to-path

Add our pyenv Pythons to the $PATH by default
Remove an unused template that have been copied by error.
Only adjust $PATH instead of symlinking to an intermediate directory
Add the non-standard pythonX.Y.Z
Merge pull request #304 from dstufft/dont-symlink-python

Rework Python Support Outside of a Virtualenv
Use consistent (with Ubuntu 14.04) build configuration
Merge pull request #305 from dstufft/consistent-python-build-options

Use consistent (with Ubuntu 14.04) build configuration
Upgrade virtualenv to 1.11.4