Fixed mentioning plugin sorter callback.
Fixed mentioning plugin sorter callback.

Problem was in looping over object functions thus listing mentions that are not resource ie not users.

nrensen/thebuggenie,JonathanRH/thebuggenie,praveenscience/thebuggenie,SysBind/thebuggenie,JonathanRH/thebuggenie,hurie/thebuggenie,Rvanlaak/thebuggenie,azaghal/thebuggenie,milkyway-git/thebuggenie,SamMousa/thebuggenie,thebuggenie/thebuggenie,SysBind/thebuggenie,JonathanRH/thebuggenie,SysBind/thebuggenie,praveenscience/thebuggenie,azaghal/thebuggenie,milkyway-git/thebuggenie,thebuggenie/thebuggenie,nrensen/thebuggenie,hurie/thebuggenie,gabor-udvari/thebuggenie,thebuggenie/thebuggenie,gabor-udvari/thebuggenie,thebuggenie/thebuggenie,LogosLabs/thebuggenie,SamMousa/thebuggenie,LogosLabs/thebuggenie,LogosLabs/thebuggenie,SamMousa/thebuggenie,LogosLabs/thebuggenie,Rvanlaak/thebuggenie,JonathanRH/thebuggenie,nrensen/thebuggenie,SamMousa/thebuggenie,gabor-udvari/thebuggenie,Rvanlaak/thebuggenie,gabor-udvari/thebuggenie,Rvanlaak/thebuggenie,nrensen/thebuggenie,milkyway-git/thebuggenie,azaghal/thebuggenie,deshion/thebuggenie,SysBind/thebuggenie,praveenscience/thebuggenie,thebuggenie/thebuggenie,deshion/thebuggenie,deshion/thebuggenie,praveenscience/thebuggenie,azaghal/thebuggenie,hurie/thebuggenie,milkyway-git/thebuggenie,deshion/thebuggenie,hurie/thebuggenie