updating logic for chain_id in command. bug when chain_id == 0 (no test to prove it)
fixed matrix_divide for fvar
added part of columns/rows dot_prod and dot_self compiled models test
compiled fvar/matrix functions include file
fixed return type for columns/rows dot_prod and dot_self in manual
Print BFGS output header every 50*refresh iterations.
Merge branch 'master' of https://github.com/stan-dev/stan
Merge branch 'master' of https://github.com/stan-dev/stan
updated includes for rev/assign_to_var
added assign_to_var for fvar/matrix
Added internal point to error stream
Tweaked output and thin settings
BFGS: print step size at each iteration, allow initial stepsize to be set from the command line (--epsilon), output epsilon parameter.
Merge branch 'master' of https://github.com/stan-dev/stan
Missed changes to BFGS.
Fix MCMC unit tests.
_err_stream should be ostream not ofstream
Finish conversion to ostream (as opposed to ofstream) and hopefully fix the unit tests.
rstan: less margin for the traceplot
Merge branch 'master' of https://github.com/stan-dev/stan