updating model command test
fixed generator to not redeclare param_name_stream__
Jeffrey Oldham patches for unspecified picky compiler [some virtual declarations and warning suppression pragmas]
Merge branch 'master' of https://github.com/stan-dev/stan
added operator/ and operator\ for matrix matrix
Fix memory leak-like behaviour when exceptions are thrown from prog_agrad_ad model.
Add sub_column and sub_row functions.
Rename sub_column to sub_col to be consistent with other Stan functions.
rstan: add try/catch for parameter initalization