chore: bump version from 5.4.1 to 5.4.2

chore: bump version from 6.0.0 to 6.1.0 (hexojs#4877)

chore: bump version from 5.4.0 to 5.4.1 (hexojs#4878)

release: 5.4.0 (hexojs#4630)

* release: 5.4.0

* Disable cache

* Fix unit test

release: 5.3.0 (hexojs#4575)

Merge pull request hexojs#4537 from curbengh/v5.2.0

release: 5.2.0

Merge pull request hexojs#4490 from curbengh/v5.1.1

release: 5.1.1

Merge pull request hexojs#4487 from curbengh/v5.1.0

release: 5.1.0