Reform execution pipeline a bit (work towards better integration of new backends)
Assemble kernels into uniform python kernels
Adding unittest2 as a requisite for running the tests in Jenkins
Adding pip to the list of conda packages so that it can install unitttest2 in the correct conda environment.
Add return code checks of 'git clone' in jenkins build scripts
Writing a design document about blaze numpy-like API
Add information about reductions
Added the DataDescriptor for HDF5
First test for HDF5 passing
Remove obsolete execution context
Merge pull request #119 from markflorisson88/execution

Reform execution pipeline a bit (work towards better integration of new backends
Adding a more complete test suite (still a failure is going on)
Skip HDF5 tests if pytables is not found
Add discussion points from Peter to the end of the document
Merge pull request #120 from mwiebe/numpy_api

design doc for numpy-like API
Added preliminary support for hdf5 arrays in catalog
Using a native HDF5DataDescriptor for building the array in catalog
Centralized the discovery of optional packages in new optional_packages.py
Making PyTables actually optional
Add Vagrantfile for a 64-bit Ubunty saucy blaze setup