Merge branch 'dev' into 39-query-language-bug-quotes-around-year

.gitlab-ci.yml

CHANGELOG.md

conf/core/server.conf

misc/pam_authentication/ldap.conf

misc/pam_authentication/ldap_authentication.sh

pom.xml

...tabase/backend/implementation/MySQL/MySQLGetAllNames.java

...tabase/backend/implementation/MySQL/MySQLGetIDByName.java

...ckend/implementation/MySQL/MySQLInsertEntityDatatype.java

...tabase/backend/implementation/MySQL/MySQLRetrieveAll.java

.../backend/implementation/MySQL/MySQLRetrieveDatatypes.java

...ckend/implementation/MySQL/MySQLRetrieveSparseEntity.java

src/test/java/caosdb/server/query/TestCQL.java