Explicitly check for nil in drain_into so returning false from commands works
Explicitly check for nil in drain_into so returning false from commands works

Roughsketch/discordrb,meew0/discordrb,VxJasonxV/discordrb,Roughsketch/discordrb,megumisonoda/discordrb,VxJasonxV/discordrb,meew0/discordrb,megumisonoda/discordrb