[stable20] Mention sub name users#5051

Merged

nickvergessen merged 3 commits intostable20from

backport/5041/stable20

Jan 29, 2021

Commits on Jan 29, 2021

Fix mentioning users with subnames

nickvergessen
authored and
backportbot[bot]
committed
Add an integration test for sub and subname mentions

nickvergessen
authored and
backportbot[bot]
committed
Add unit tests for subname mentions

danxuliu
authored and
backportbot[bot]
committed