Fail in make quick-start

[paulrm]

Executing make quick-start in ubuntu 18.04.4, enter in loop setting up the couchdb

Pulling db (apache/couchdb:2.3)...
/bin/sh: 28: let: not found
/bin/sh: 28: let: not found
/bin/sh: 28: let: not found

[kuwii]

Try adding this at the beginning of docker-compose/Makefile, which works for me:

SHELL:=/bin/bash