- Added several GUI methods to Map class (481) - Add EarthCube workshop notebook
0.21.4
**New Features**
- Added split_raster and merge_rasters functions (478)
**Improvement**
- Suppress gdal open raster warming (477) - Used sorted function instead of if statements (476) - Added bounds warning for numpy_to_cog (473) - Added zoom_to_layer to add_vector (470) - Improved add_html for supporting local image (467) - Updated ICRW notebook (462)