Updated Upstream (Bukkit/CraftBukkit/Spigot)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
4b08dbc5 PR-752: Make Leaves Waterlogged
de323fc9 Downgrade dependency version

CraftBukkit Changes:
c3f219edb Fix missing abstract in CraftLeaves
886e6d8c8 SPIGOT-7038: Setting title or subtitle to empty string causes the player to disconnect
6c302a5e3 Make Leaves Waterlogged
53b681be5 Downgrade dependency version

Spigot Changes:
ee737122 Fixed system messages shown in action bar
f343df82 SPIGOT-7036: Don't use CHAT message type
63a06049 SPIGOT-7035: Actionbar Sending in Main Chat

3 files changed, 0 insertions, 0 deletions

diff --git a/work/Bukkit b/work/Bukkit
-Subproject b93194d14a2bec34b8106d79094c35b10cc1846
+Subproject 4b08dbc5ce3ddb031df2cff7be350842670f192
diff --git a/work/CraftBukkit b/work/CraftBukkit
-Subproject 64c15270e76475e68b2167d4bfba162a4a827fe
+Subproject c3f219edbe18a6323b1c072d833fa2dd5ca727e
diff --git a/work/Spigot b/work/Spigot
-Subproject 87c4d13aee2e4a6ec924342c8b4642c87602aac
+Subproject ee737122ade6975c33c206b0c753f4dd29cfafb