Added comment to EmailSender.
Added comment to EmailSender.

verdentk/aspnetboilerplate,lvjunlei/aspnetboilerplate,daywrite/aspnetboilerplate,dVakulen/aspnetboilerplate,MDSNet2016/aspnetboilerplate,azhe127/aspnetboilerplate,4nonym0us/aspnetboilerplate,burakaydemir/aspnetboilerplate,s-takatsu/aspnetboilerplate,fengyeju/aspnetboilerplate,ZhaoRd/aspnetboilerplate,burakaydemir/aspnetboilerplate,ShiningRush/aspnetboilerplate,ZhaoRd/aspnetboilerplate,LenFon/aspnetboilerplate,fengyeju/aspnetboilerplate,virtualcca/aspnetboilerplate,lidonghao1116/aspnetboilerplate,azhe127/aspnetboilerplate,ryancyq/aspnetboilerplate,beratcarsi/aspnetboilerplate,zclmoon/aspnetboilerplate,lemestrez/aspnetboilerplate,backendeveloper/aspnetboilerplate,liujunhua/aspnetboilerplate,ddNils/aspnetboilerplate,ilyhacker/aspnetboilerplate,s-takatsu/aspnetboilerplate,andmattia/aspnetboilerplate,chendong152/aspnetboilerplate,ryancyq/aspnetboilerplate,hanu412/aspnetboilerplate,zquans/aspnetboilerplate,nicklv/aspnetboilerplate,ryancyq/aspnetboilerplate,gregoriusxu/aspnetboilerplate,carldai0106/aspnetboilerplate,MDSNet2016/aspnetboilerplate,chendong152/aspnetboilerplate,spraiin/aspnetboilerplate,yuzukwok/aspnetboilerplate,sagacite2/aspnetboilerplate,FJQBT/ABP,carldai0106/aspnetboilerplate,saeedallahyari/aspnetboilerplate,AndHuang/aspnetboilerplate,lidonghao1116/aspnetboilerplate,virtualcca/aspnetboilerplate,yhhno/aspnetboilerplate,verdentk/aspnetboilerplate,LenFon/aspnetboilerplate,Sivalingaamorthy/aspnetboilerplate,nineconsult/Kickoff2016Net,aspnetboilerplate/aspnetboilerplate,AntTech/aspnetboilerplate,ryancyq/aspnetboilerplate,ilyhacker/aspnetboilerplate,gentledepp/aspnetboilerplate,verdentk/aspnetboilerplate,Tobyee/aspnetboilerplate,690486439/aspnetboilerplate,zclmoon/aspnetboilerplate,Tobyee/aspnetboilerplate,yhhno/aspnetboilerplate,anhuisunfei/aspnetboilerplate,sagacite2/aspnetboilerplate,yuzukwok/aspnetboilerplate,ShiningRush/aspnetboilerplate,4nonym0us/aspnetboilerplate,daywrite/aspnetboilerplate,zquans/aspnetboilerplate,expertmaksud/aspnetboilerplate,yuzukwok/aspnetboilerplate,nineconsult/Kickoff2016Net,AndHuang/aspnetboilerplate,rucila/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,abdllhbyrktr/aspnetboilerplate,cato541265/aspnetboilerplate,cato541265/aspnetboilerplate,zquans/aspnetboilerplate,jaq316/aspnetboilerplate,Saviio/aspnetboilerplate,s-takatsu/aspnetboilerplate,MaikelE/aspnetboilerplate-fork,aspnetboilerplate/aspnetboilerplate,4nonym0us/aspnetboilerplate,anhuisunfei/aspnetboilerplate,saeedallahyari/aspnetboilerplate,SXTSOFT/aspnetboilerplate,SecComm/aspnetboilerplate,ddNils/aspnetboilerplate,liujunhua/aspnetboilerplate,SecComm/aspnetboilerplate,SXTSOFT/aspnetboilerplate,oceanho/aspnetboilerplate,ilyhacker/aspnetboilerplate,chenkaibin/aspnetboilerplate,Saviio/aspnetboilerplate,AntTech/aspnetboilerplate,berdankoca/aspnetboilerplate,fengyeju/aspnetboilerplate,gentledepp/aspnetboilerplate,jaq316/aspnetboilerplate,lvjunlei/aspnetboilerplate,SXTSOFT/aspnetboilerplate,AlexGeller/aspnetboilerplate,690486439/aspnetboilerplate,backendeveloper/aspnetboilerplate,jefferyzhang/aspnetboilerplate,AlexGeller/aspnetboilerplate,MaikelE/aspnetboilerplate-fork,690486439/aspnetboilerplate,zclmoon/aspnetboilerplate,Nongzhsh/aspnetboilerplate,takintsft/aspnetboilerplate,SecComm/aspnetboilerplate,lemestrez/aspnetboilerplate,virtualcca/aspnetboilerplate,nicklv/aspnetboilerplate,andmattia/aspnetboilerplate,dVakulen/aspnetboilerplate,chenkaibin/aspnetboilerplate,oceanho/aspnetboilerplate,jaq316/aspnetboilerplate,beratcarsi/aspnetboilerplate,carldai0106/aspnetboilerplate,AndHuang/aspnetboilerplate,gregoriusxu/aspnetboilerplate,hanu412/aspnetboilerplate,daywrite/aspnetboilerplate,ZhaoRd/aspnetboilerplate,MetSystem/aspnetboilerplate,luenick/aspnetboilerplate,AlexGeller/aspnetboilerplate,takintsft/aspnetboilerplate,oceanho/aspnetboilerplate,Tinkerc/aspnetboilerplate,luenick/aspnetboilerplate,lemestrez/aspnetboilerplate,asauriol/aspnetboilerplate,luchaoshuai/aspnetboilerplate,abdllhbyrktr/aspnetboilerplate,berdankoca/aspnetboilerplate,andmattia/aspnetboilerplate,MetSystem/aspnetboilerplate,Tobyee/aspnetboilerplate,abdllhbyrktr/aspnetboilerplate,MaikelE/aspnetboilerplate-fork,jefferyzhang/aspnetboilerplate,rucila/aspnetboilerplate,Nongzhsh/aspnetboilerplate,carldai0106/aspnetboilerplate,expertmaksud/aspnetboilerplate,ddNils/aspnetboilerplate,chenkaibin/aspnetboilerplate,luchaoshuai/aspnetboilerplate,Sivalingaamorthy/aspnetboilerplate,spraiin/aspnetboilerplate,asauriol/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,lvjunlei/aspnetboilerplate,Nongzhsh/aspnetboilerplate,berdankoca/aspnetboilerplate,Tinkerc/aspnetboilerplate,ShiningRush/aspnetboilerplate,beratcarsi/aspnetboilerplate,FJQBT/ABP