Added vw_constants.h to repository.
Added vw_constants.h to repository.

karlnapf/shogun,Saurabh7/shogun,sorig/shogun,lambday/shogun,shogun-toolbox/shogun,lambday/shogun,lisitsyn/shogun,karlnapf/shogun,sorig/shogun,geektoni/shogun,besser82/shogun,karlnapf/shogun,shogun-toolbox/shogun,lambday/shogun,lambday/shogun,lambday/shogun,shogun-toolbox/shogun,geektoni/shogun,karlnapf/shogun,sorig/shogun,Saurabh7/shogun,shogun-toolbox/shogun,lisitsyn/shogun,geektoni/shogun,karlnapf/shogun,besser82/shogun,geektoni/shogun,besser82/shogun,geektoni/shogun,lisitsyn/shogun,besser82/shogun,besser82/shogun,Saurabh7/shogun,Saurabh7/shogun,sorig/shogun,Saurabh7/shogun,Saurabh7/shogun,lisitsyn/shogun,lisitsyn/shogun,Saurabh7/shogun,Saurabh7/shogun,shogun-toolbox/shogun,geektoni/shogun,lisitsyn/shogun,karlnapf/shogun,sorig/shogun,lambday/shogun,Saurabh7/shogun,besser82/shogun,shogun-toolbox/shogun,sorig/shogun