v0.3.0

AbstractOperators v0.3.0

Diff since v0.2.2

Closed issues:

• possible test failure in upcoming Julia version 1.5 (#16)

Merged pull requests:

• Install TagBot as a GitHub Action (#14) (@JuliaTagBot)
• Set documenter version, switch to GitHub workflow for CI (#15) (@lostella)
• Fixing spelling mistake 'invertable'->'invertible' (#18) (@eviatarbach)
• Update Project.toml (#20) (@lostella)