fixed data file name in command quickstart doc
updating help options for command_test
Merge branch 'master' of https://github.com/stan-dev/stan
added test for assigning matrix rows
adding is_constant_struct specialization for Eigen::Block
updating test for get_base1() assignment
adding assign template specialization for Eigen::Block<> in agrad/matrix.hpp
generalized block traits for variability to recurse only one level at a time
removed erroneous label for error type on model error message, resolves issue #7
resolved issue #12: allowing matrix row assignments on LHS with vars
fixing indexing within a test
added R feat request for log prob and grad for models to to-do
added proper log poisson model definition and reference
more to-do items for RStan
fixed zero-inflated Poisson example in appendix
removed exception throw in destructor for vari to allow on-function-call-stack usage, plus tests
moved vector clear from generated code to io::writer
refactored hmc_base to use const refs for params_r and params_i instead of pointers. Shifted order of arguments.
removed unused includes
adding placeholder print function; updated make/command to build print