Vivecraft 1.12 v1 - Recipe for Disaster

r4 update: fix inconsistency with Patreon rewards
r3 update: fix crash with Forge and pick block button.
r2 update: fix crash with witches
r1 update: improve chunk loading and fix invisible world in MR mode.

• Port to Minecraft 1.12
• Optifine C4
• Forge 2387

NonVR 2r1 - fix crash with end portal