Changes in 1.1.2
* Added CITATION file to reference JSS paper.
* Added reference to JSS paper to .Rd files.
Changes in 1.1.1
* Changed maintainer email address.
Changes in 1.1.0
* Added support for numerical differentiation, using numDeriv package.
* Added log-density validation function, sns.check.logdensity.
* Major revision of vignette.
* Edited help files, including splitting of sns and sns.run.
Changes in 1.0.1
* Added match.arg to handle "method" argument in "ess" function.
* Revised vignette.
Changes in 1.0.0
* Added state space partitioning to sns(), using recursion.
* Refined sns.run() interface.
* Refined print/summary S3 methods.
* Added print.summary.sns, plot.sns, predict.sns, summary.predict.sns and print.summary.predict.sns methods.
* Improved documentation, including new examples.
* Refined ess() implementation and interface, and added logic to handle zero-variance cases.
* Added vignette.
Changes in 0.9.1
* Made improvements and corrected typos in the documention.
* Fixed typo in an author name.
* Fixed corner cases bugs in sns.run().