- change display type to use PlotsDisplay (fixes Juno integration)
- change all internal uses of `d` to `plotattributes` (no user change)
- change spy implementation to use `scatter` not `heatmap`
- sort x axes when passing a vector of strings as x
- improve performance of marker_z
- update CI to 1.0
- minor depwarn ifixes
- only draw one colorbar with GR
- add colorbar_title to GR and pgfplots
- fix savefig with latexstrings for PyPlot
- fix NamedTuple integration
- don't export `P2` and `P3`
- make it possible to use 2-argument function as argument to marker_z
- make `plotattr` work again