Bump version: 1.2.1 → 2.0.0
Bump version: 1.2.0 → 1.2.1
Bump version: 1.1.1 → 1.2.0
Bump version: 1.1.0 → 1.1.1
Bump version: 1.0.0 → 1.0.1
Bump version: 0.0.0 → 1.0.0