Revert "Revert to 1.1.2 decenter_world for now"
Revert "Revert to 1.1.2 decenter_world for now"

This reverts commit 0c34080f1144a92cc95659289c9f686871c4e62f.

hkjn/hkjninfra,hkjn/hkjninfra,hkjn/hkjninfra