Add a function to send a PM to a user
Add a function to send a PM to a user

sarsntony/discordrb,sarsntony/discordrb,Roughsketch/discordrb,VxJasonxV/discordrb,Roughsketch/discordrb,brpeterman/discordrb,megumisonoda/discordrb,brpeterman/discordrb,meew0/discordrb,megumisonoda/discordrb,meew0/discordrb,VxJasonxV/discordrb