- GR: LaTeX support
- Changed docs url to juliaplots.github.io
- added `contourf` seriestype
- allow `plt[1]` to return first Subplot
- allow `sp[1]` to return the first Series of the Subplot
- `series[k]` now passes through to `series.d[k]`
- allow calling `plot!(sp, ...)` to update a target Subplot
- PyPlot: zorder fix
- new DataFrames logic/recipe: more flexible/robust and allow Symbols for:
- `(:fillrange, :line_z, :marker_z, :markersize, :ribbon, :weights, :xerror, :yerror)`
- new `display_type` and `extra_kwargs` plot attributes
- surface fix