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:
a6aba46f PR-1078: Improve Javadocs of Player#loadData() and Player#saveData()
1e2e6a18 SPIGOT-7946: API for server pause when empty seconds
54a36938 SPIGOT-7944, PR-1077: Allow nullable fields in DamageTypeTags
CraftBukkit Changes:
2702c5c8e SPIGOT-7946: API for server pause when empty seconds
485f910fc SPIGOT-7947: addPassenger doesn't work if the vehicle is a player
ecf3dff0e SPIGOT-7949: Registering a new scoreboard objective with an empty display name throws a NPE
9b048cc84 SPIGOT-7948: `Bukkit#dispatchCommand` uses the wrong `CommandListenerWrapper` for Players
7b44d4640 SPIGOT-7931: Fix sync in Anvil View when result item is taken