Update README
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
Merge pull request #306 from dstufft/upgrade-virtualenv

Upgrade virtualenv to 1.11.4
Fix installing non default packages on virtualenvs with system site packages
Merge pull request #307 from dstufft/install-non-default-packages-system-site-packages

Fix installing non default packages on virtualenvs with system site packages
Update CHANGELOG for Release 7.4.0
Update PHP to 5.4.28, 5.5.12 and 5.6.0beta2.
Fix a $HOME relative PATH issue in /etc/profile.d/phpenv.sh.
update rvm
correct the url used to install gvm