This is a minor update to fix bugs and add peer review and citation information.
- Local OS X install: R-Release
- Ubuntu (on Travis-CI): R-release, R-devel, R-oldrel
- Local Ubuntu 16.04 install: R-release
- Win-builder: R-devel
- One NOTE pertains to non-ASCII strings in test files only, which are necessary to ensure the package's functionality on Windows.