add osx.9 fix for netcdf4
Add in support for netcdf4 cpp bindings.
Add an example linux netcdf configuration.
Add a test to verify that netcdf and netcdfcpp builds correctly.
Move netcdf4 test to a namespaced test, also fix names of netcdf packages.
Update README.md
Merge pull request #286 from jcftang/wip-update-ansible

Update ansible to 1.6.3
Sphinx should be a distutils package

setuptools installs an extra tests folder which breaks some profiles.
Add pkg-config dependency

matplotlib uses pkg-config to detect dependencies (freetype).
Merge pull request #288 from kajiglet/patch-1

Add pkg-config dependency to matplotlib
Update ansible package to use a release tarball instead of a git checkout
Update ruby to 2.1.2 -- latest stable
Merge pull request #289 from jcftang/wip-update-ansible-release-tarball

Update ansible package to use a release tarball instead of a git checkou...
Merge pull request #290 from jcftang/wip-update-ruby

Update ruby to 2.1.2 -- latest stable
Remove the `debug: false` lines

Fixes #292.
Add the ginac package
ginac: switch from autotools to cmake
Merge pull request #295 from hashdist/ginac

Add the ginac package
Initil add of git, this means users can have a 'recent' version of git everywhere for convenience
Merge pull request #299 from jcftang/wip-git

Initial add of git 2.0