Changelog for threepenny-gui-0.4.2.0

Changelog for the threepenny-gui package

0.4.2.0 -- Maintenance release.

0.4.1.0 -- Maintenance release.

0.4.0.2 -- Bugfix release.

0.4.0.1 -- Maintenance release.

0.4.0.0 -- Snapshot release.

0.3.0.0 -- Snapshot release.

0.2.0.0 -- Snapshot release.

0.1.0.0