Improve refinements implementation#5604

Merged

enebo merged 33 commits intomasterfrom

Feb 11, 2019

Commits on Jan 7, 2019

Commits on Jan 10, 2019

Implement missing behavior for refinements based on MRI.
headius
committed

Commits on Jan 14, 2019

Commits on Jan 29, 2019

Temporary fix for our refined wrappers not actually wrapping.
headius
committed
Reinstate wrapper, so original can propagate without refined flag.
headius
committed

Commits on Feb 3, 2019

Fix stack issues in modified class var assignment.
headius
committed