v21.06.00

🚀 New Features

• from_geopandas converts GeoPandas GeoSeries objects into cuspatial GeoArrow form. (#300) @thomcom

🛠️ Improvements

• Update environment variable used to determine cuda_version (#407) @ajschmidt8
• Update CHANGELOG.md links for calver (#404) @ajschmidt8
• Move rmm::device_buffer instead of copying (#403) @harrism
• Update docs build script (#402) @ajschmidt8
• Update cuspatial version for calver, fix CMake FindPackage cudf (#401) @trxcllnt
• Improve performance of quadtree point-to-polyline join (#362) @trxcllnt