Merge branch 'dev-ci' into 'master'

Optimize CI and remove deployment steps, add Mattermost and update Etherpad

See merge request picasoft/projets/dockerfiles!44

pica-wekan/docker-compose.yml

@@ -17,9 +17,9 @@ services:
       - wekan-db:wekan-db
     networks:
       - docker_default
-    labels: 
+    labels:
       - "traefik.frontend.rule=Host:wekan2.test.picasoft.net"
-      - "traefik.port=8080"     
+      - "traefik.port=8080"
       - "traefik.enable=true"
     environment:
       - MONGO_URL=mongodb://wekan-db:27017/wekan
@@ -56,7 +56,7 @@ services:
         #- /DATA/docker/wekan-db:/data/db
     security_opt:
       - no-new-privileges
-    mem_limit: "2048m"  
+    mem_limit: "2048m"
     cpus: "0.20"
     pids_limit: 1024
 volumes: