detection of groups in post content, NodeBB/NodeBB#1331
detection of groups in post content, NodeBB/NodeBB#1331

exo-do/nodebb-plugin-mentions-exodo,exo-do/nodebb-plugin-mentions,drewdotpro/nodebb-plugin-mentions,julianlam/nodebb-plugin-mentions,barisusakli/nodebb-plugin-mentions