Fix issues with mentions (in Firefox)
Fix issues with mentions (in Firefox)

SoftCreatR/WCF,0xLeon/WCF,NBZ4live/WCF,cashcat/WCF-1,joshuaruesweg/WCF,joshuaruesweg/WCF,MenesesEvandro/WCF,WoltLab/WCF,Morik/WCF,Morik/WCF,WoltLab/WCF,Morik/WCF,MeinAccount/WCF,MenesesEvandro/WCF,joshuaruesweg/WCF,0xLeon/WCF,NBZ4live/WCF,ramiusGitHub/WCF,Cyperghost/WCF,WoltLab/WCF,Cyperghost/WCF,Cyperghost/WCF,Cyperghost/WCF,Morik/WCF,0xLeon/WCF,MeinAccount/WCF,SoftCreatR/WCF,SoftCreatR/WCF,SoftCreatR/WCF,ramiusGitHub/WCF,Cyperghost/WCF,cashcat/WCF-1,WoltLab/WCF