v0.2.1

DiffPointRasterisation v0.2.1

Merged pull requests:

• refactor batching (#1) (@trahflow)
• Kernel abstractions (#2) (@trahflow)
• reorganize file layout (#3) (@trahflow)
• Kernel abstractions (#4) (@trahflow)
• add small example (#5) (@trahflow)
• Small fixes (#6) (@trahflow)
• Change Interface from nd-array to vec-of-array (#7) (@trahflow)
• Docs (#8) (@trahflow)
• Weights (#10) (@trahflow)
• Formatting (#11) (@trahflow)
• Bump julia-actions/cache from 1 to 2 (#12) (@dependabot[bot])