Accept underscore characters in personal access tokens (gitify-app#492)

Bump 4.2.0 (gitify-app#480)

Release 4.1.0 (gitify-app#474)

Release v4.0.0 (gitify-app#466)

* Bump v4.0.0

* chore: Update press image

Release 3.1.3 (gitify-app#455)

chore: Bump 3.1.2 (gitify-app#450)

chore: Bump 3.1.1 (gitify-app#446)

Merge pull request gitify-app#420 from manosim/release/v3.1.0

Release 3.1.0

Merge pull request gitify-app#408 from manosim/release/v3.0.5

Release 3.0.5

Merge pull request gitify-app#400 from manosim/release/v3.0.4

Release 3.0.4