This release mostly includes contributions from @jsignell.
- Allow tile sources to be objects as well as strings (#345)
- Set geo=True by default for coastline (#344)
- Add check_symmetric_max limit for working with large data (#340)
- Expose plot at top level, to support
pd.options.plotting.backend = 'hvplot' (#347)
- Misc bug fixes (#341, #343, #346)
