Function zoomTo

zoomTo(zoom, options?): void
JMap.Map.zoomTo

Zoom or unzoom the map (animated)
Parameters
- zoom: number
  The zoom level to apply
- Optional options: JPanAndZoomOptions
  animation, zoom padding, stop event, etc ...
Returns void
Throws
Error if no zoom is passed

Example
```
// Zoom or unzoom the map to reach the desired zoom level
JMap.Map.zoomTo(4.45)
```