fix test for Multinomial
fix type issue in multinomial.getProb
fixed two subscript issue
remove array-test.blog, remove support for double array
fix examples
Fix getFiniteSupport.
Merge pull request #317 from BayesianLogic/change-multinomial-return-type

change multinomial return type to be Integer[] (previously RealMatrix)

1. added spec for int array, real array
2. fixed array sub resolution issue
3. fixed histogram for array values
4. fixed multinomial value type to be ArrayList