### greta 0.2.2
================

New functionality:

* added `forwardsolve()` and `backsolve()`
* added `colSums()`, `rowSums()`, `colMeans()`, and `rowMeans()`
* added `dim<-()` to reshape greta arrays
* `sweep()` now handles greta array `STATS` when `x` is numeric


### greta 0.2.1
================

New functionality:

* export internal functions via `.internals` object to enable extension packages

API changes:

* removed the deprecated `define_model()`, an alias for `model()`
* removed the dynamics module, to be replaced by the gretaDynamics package

