Developed as requested in https://forums.spongepowered.org/t/minecraft-cp-announcer-title-plugin/20330
This is also my first project trying to get into SpongeAPI. This is very bare bones, so feel free to request new features.
Commands to define announcements in-game are not planned, but this might change.
(for instance /announce hw to show the sample announcement)
announcer.announce for /announce
and this is what it looks like: