v0.2.4

What's Changed

• Added addraster command by @volaya in #204
• Moved out stale package list by @cholmes in #206
• Bump codecov/codecov-action from 2.0.3 to 2.1.0 by @dependabot in #202
• Update to pystac version 1.2 by @cuttlefish in #209
• docs, ci: use conda env in readthedocs by @gadomski in #210

Full Changelog: v0.2.3...v0.2.4