## 0.2.2

* Export function `lonlat_to_merc` to project WGS84 coordinates into Mercator

## 0.2.1

* impl `Clone` for `Grid`, `Unit` and `Origin`

## 0.2.0

* Export tile_grid structs in top-level scope

## 0.1.1

* Add module documentation

## 0.1.0

* Extract crate from t-rex
