Merge branch 'master' into fix_resolver_dev

.dockerignore

.gitlab-ci.yml

CONTRIBUTING.md

Dockerfile

README.md

...ations/20180302184519_rename_recipient_user_join_group.js

db/migrations/20180303192411_create_metaGroups.js

db/seeds/01_create_groups.js

db/seeds/02_make_metagroups.js

db/seeds/04_make_posts.js

db/seeds/07_make_event.js

knexfile.js

ldap_config.json

package-lock.json

package.json

src/config_passport.js

src/graphql/authenticator.js

src/graphql/connectors/connectors.js

src/graphql/resolvers.js

src/graphql/resolvers/groups.js