Merge branch '1838_change_message_last_minute_exchange_shifts' into 'dev_cooperatic'

1838 update message last minute shifts exchange

See merge request !89
2 jobs from dev_cooperatic in 1 minute 32 seconds (queued for 48 seconds)
Status Job ID Name Coverage
  Test
passed #2441
lint:js

00:23

passed #2442
unit:django

01:08