2015-07-29	Version 1.1-0

* metric.null.R - added generic metrics, metric null distributions,
  and changed wrapper naming
* scale.R - changed return values
* CITATION - added citation file

2015-02-10	Version 1.0-0

* pglmm.R - created, examples added to vignette
* comparative.comm.R - added wrappers 
* shape.R - removed PVR package dependency