Merge branch 'dev' into f-cleanup-awi

CHANGELOG.md

README_SETUP.md

caosdb-webui

conf/core/authtoken.example.yaml

conf/core/log4j2-debug.properties

conf/core/server.conf

conf/core/usersources.ini.template

doc/devel/Benchmarking.md

makefile

pom.xml

src/main/java/org/caosdb/datetime/Date.java

src/main/java/org/caosdb/datetime/DateTimeFactory2.java

...in/java/org/caosdb/datetime/DateTimeFactoryInterface.java

src/main/java/org/caosdb/datetime/DateTimeInterface.java

src/main/java/org/caosdb/datetime/DateTimeLexer.g4

src/main/java/org/caosdb/datetime/DateTimeParser.g4

...main/java/org/caosdb/datetime/DateTimeStringStrategy.java

src/main/java/org/caosdb/datetime/FragmentDateTime.java

...sdb/datetime/GregorianCalendarDateTimeStringStrategy.java

src/main/java/org/caosdb/datetime/Interval.java