Julia

- 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

- support generalized array interface
- save to pdf, svg and eps in plotlyjs
- fix for clims in line_z
- optimize heatmap logic in gr

- fix `vline` with dates
- fix PyPlot logscale bug
- avoid annotation clipping for PyPlot
- allow plotting of Any vectors and 3D plotting again in convertToAnyVector
- specify legend title font in GR and PyPlot
- delete `pushtomaster.sh`
- use `=== nothing`

- improve empty animation build error
- fix GR axis flip for heatmaps and images
- fix ribbons specified as tuples
- add Char recipe
- fix Plotly plots with single-element series
- rewrite PlotlyJS backend

- handle `Char`s as input data
- fix html saving for Plotly
- expand ~ in paths on UNIX systems
- convertToAnyVector clean-up
- fix color_palette grouping issue