Merge branch 'develop' of https://github.com/stan-dev/stan into develop
Merge branch 'develop' of https://github.com/stan-dev/stan into develop
Merge branch 'develop' of https://github.com/stan-dev/stan into develop
When dimensions don't match, print out the variable name involved as well.
fixed dump sign issue as suggested by ksvanhorn in issue #197
Merge pull request #195 from stan-dev/feature/var-in-io-error

When dimensions don't match, print out the variable name
Merge pull request #199 from stan-dev/feature/issue-197

Fixes #197.
Merge branch 'develop' into feature/c++11