compute monthDiff only for the type that needs it
compute monthDiff only for the type that needs it

ze-pequeno/moment,monoblaine/moment,calebcauthon/moment,moment/moment,julionc/moment,xkxx/moment,mj1856/moment,PKRoma/moment,joelmheim/moment,PKRoma/moment,calebcauthon/moment,OtkurBiz/moment,Oire/moment,calebcauthon/moment,joelmheim/moment,julionc/moment,julionc/moment,PKRoma/moment,ze-pequeno/moment,monoblaine/moment,Oire/moment,ze-pequeno/moment,xkxx/moment,mj1856/moment,xkxx/moment,joelmheim/moment,moment/moment,Oire/moment,OtkurBiz/moment,OtkurBiz/moment,mj1856/moment,moment/moment