GeoDataFrames v0.4.0

Diff since v0.3.13

Breaking changes

• Now exports GeometryOps and GeoInterface instead of ArchGDAL methods for geometry operations.
• The geom_columns keyword for write is now geometrycolumn, and also accepts a single Symbol.
• Removed automatic broadcast implementations of operations like buffer.

Merged pull requests:

• Update documentation to include options for writing multiple layers (#108) (@kavir1698)
• Release v0.4, with some reexports removed. (#112) (@evetion)

Closed issues:

• feature request: @reexport using DataFrames (#111)