2.0.0

• feat!: use core v3 (#304) (71f7a99), closes #304

BREAKING CHANGES

• no longer support oclif/config based CLIs

• chore: major version bump

• chore(release): 2.0.0-beta.1 [skip ci]

• chore: linting

• chore: yarn.lock

• chore: move heroku-cli/command to peerDeps

• chore(release): 2.0.0-beta.2 [skip ci]

• chore: bump oclif/core