small changes in models group.rb for mailing_list
small changes in models group.rb for mailing_list

ging/vcc,arrivu/web-conf,arrivu/web-conf,ging/vcc,m-narayan/agora-conf,mconftec/mconf-web-mytruecloud,mconftec/mconf-web-mytruecloud,ging/vcc,lfzawacki/mconf-web,mconftec/mconf-web-cedia,mconf/mconf-web,mconf-ufrgs/mconf-web,ging/vcc,mconftec/mconf-web-mytruecloud,mconftec/mconf-web-ufpe,fbottin/mconf-web,mconf-rnp/mconf-web,mconf-rnp/mconf-web,arrivu/web-conf,fbottin/mconf-web,mconftec/mconf-web-ufpe,fbottin/mconf-web,mconftec/mconf-web-santacasa,amreis/mconf-web,fbottin/mconf-web,mconftec/mconf-web-ufpe,m-narayan/agora-conf,lfzawacki/mconf-web,mconf-ufrgs/mconf-web,mconftec/mconf-web-cedia,ging/vcc,akratech/Akraconference,akratech/Akraconference,m-narayan/agora-conf,mconf/mconf-web,becueb/MconfWeb,mconftec/mconf-web-santacasa,amreis/mconf-web,mconftec/mconf-web-ufpe,mconftec/mconf-web-uergs,mconf-rnp/mconf-web,becueb/MconfWeb,mconftec/mconf-web-cedia,akratech/Akraconference,m-narayan/agora-conf,ging/vcc,mconf-ufrgs/mconf-web,arrivu/web-conf,akratech/Akraconference,mconf/mconf-web,m-narayan/agora-conf,m-narayan/agora-conf,mconftec/mconf-web-mytruecloud,becueb/MconfWeb,lfzawacki/mconf-web,mconf/mconf-web,m-narayan/agora-conf,arrivu/web-conf,arrivu/web-conf,arrivu/web-conf,mconftec/mconf-web-santacasa,becueb/MconfWeb,amreis/mconf-web,amreis/mconf-web,mconftec/mconf-web-uergs,mconf-ufrgs/mconf-web,mconftec/mconf-web-uergs,ging/vcc,mconf-rnp/mconf-web,lfzawacki/mconf-web,mconftec/mconf-web-santacasa,mconftec/mconf-web-uergs