Adding cookbook error documentation (#4860)
Adding cookbook error documentation (#4860)

* Adding cmake command for sphinx-build error
shogun-toolbox/shogun,shogun-toolbox/shogun,shogun-toolbox/shogun,geektoni/shogun,geektoni/shogun,shogun-toolbox/shogun,geektoni/shogun,shogun-toolbox/shogun,geektoni/shogun,geektoni/shogun,geektoni/shogun,shogun-toolbox/shogun