Release API 5.1.0 officially.

Summary of changes since API 5.0.0 release:
- Minor changes to default implement PluginContainer#getMinecraftVersion
- Add isMainThread check for server threadedness
- Update RespawnPlayerEvent to handle player cloning during respawn
- Add methods to ChannelRegistrar for getting existing channels
- Add AreaEffectCloudData for manipulating AreaEffectClouds
- Add Minecraft container to Platform
- Add NamedCause 'HitTarget' for events targeting a block or an entity
- Add #getTargetPos and #isUsingBlock to TabCompleteEvent
- Add More NamedCauses for ChangeBlockEvent.Pre
- Add LocatableBlock for location based events where a snapshot is unnecessary
- Add NamedCause for block decay
- Make EnderDragon a ProjectileSource to launch DragonFireballs
- Add BlockState.StateMatcher for matching BlockStates specific values
- Provide CatalogtypeAlreadyRegisteredException a useful message
- Add methods to CompositeValueStore and ValueContainer to require a value returned
- Add ChunkTicketManager#loadingTicket#getCompanionData() for mod compatibility
- Improve event generation performance. All events are pre-compiled for the project.
- Fix all checkstyle issues and codestyle issues
- Enhance DataTransactionResult with some functional methods for consumers and throwing exceptions
- Add spectator controlling methods to Player
- Add API to simulate Player chatting

All of this is a minor addition for API 5. API 5 is the last major release to target Minecraft 1.10.2
as API 6 requires deprecation changes and some minor breaking changes to target Minecraft 1.11.2 feature
changes.

Signed-off-by: Gabriel Harris-Rouquette <[email protected]>

Author: gabizou

gradle.properties

@@ -1,5 +1,5 @@
 name=SpongeAPI
-version=5.1.0-SNAPSHOT
+version=5.1.0
 description=A Minecraft plugin API
 url=https://www.spongepowered.org
 organization=SpongePowered