Dirichlet: Rename Alpha -> Dirichlet
Dirichlet: Rewrite
Dirichlet: Rename construction functions
Dirichlet: Rename domain to dimension
Dirichlet: Export isSymmetric
Dirichlet: Implement pmf
Data.Binary.EnumSet: Initial commit
Dirichlet: Reintroduce domain
BayesStack.Dirichlet: Export dimension
BayesStack.Multinomial: Rework for new Dirichlet
Multinomial: Rename increment/decrement
Multinomial: Improve documentation