Add mailsend (1.19)
Add mailsend (1.19)

NB. Although auto-update is present the `bin` had to be manually set
because the mailsend binary ends in its version number

Congee/scoop,lukesampson/scoop,bpollack/scoop,coonce/scoop,reelsense/scoop,rasa/scoop,kodybrown/scoop,nikolasd/scoop,rodericktech/scoop,vidarkongsli/scoop,toxeus/scoop,berwyn/scoop,nueko/scoop,Cyianor/scoop,vinaynambiar/lukesampson-,yunspace/scoop,r15ch13/scoop