Merge branch 'development' into 'master'

.gitlab-ci.yml

.gitlab/merge_request_templates/Bug.md

.gitlab/merge_request_templates/Feature.md

CHANGELOG

Contributing.md

build.gradle

contributing/hooks/setup_commit_msg_hook.sh

docs/GitBashExample.png

docs/SourceTreeExample.png

docs/developer-certificate-of-origin

eclipse-formatter.xml

lib/javax.ejb.jar

lib/javax.jms.jar

lib/javax.resource.jar

lib/javax.servlet.jsp.jar

lib/javax.servlet.jsp.jstl.jar

pom.xml

src/main/java/nl/tudelft/ewi/queue/DatabaseLoader.java

src/main/java/nl/tudelft/ewi/queue/QueueApplication.java

...main/java/nl/tudelft/ewi/queue/SamlWebSecurityConfig.java