EducationalTestingService/skll — pull request #124 by nineil (2014-07-02 15:06:23+00:00)
Title: sampler addded with tests cases and documentation.

Added support for kernels:
* Radial Basis Function Kernel (RBFSampler)
* Additive Chi Squared Kernel (AdditiveChi2Sampler)
* Skewed Chi Squared Kernel (SkewedChi2Sampler)