Merge branch 'f-importance' into 'dev'

CHANGELOG.md

conf/core/jobs.csv

conf/core/server.conf

src/main/java/org/caosdb/server/ServerProperties.java

...n/java/org/caosdb/server/database/BackendTransaction.java

...atabase/backend/implementation/MySQL/MySQLRuleLoader.java

...db/server/database/backend/interfaces/RuleLoaderImpl.java

...atabase/backend/transaction/InsertTransactionHistory.java

...aosdb/server/database/backend/transaction/RuleLoader.java

src/main/java/org/caosdb/server/database/proto/Rule.java

src/main/java/org/caosdb/server/jobs/Job.java

src/main/java/org/caosdb/server/jobs/JobConfig.java

...ava/org/caosdb/server/jobs/core/CheckDatatypePresent.java

...in/java/org/caosdb/server/jobs/core/CheckDescPresent.java

...in/java/org/caosdb/server/jobs/core/CheckNamePresent.java

.../server/jobs/core/CheckNoAdditionalPropertiesPresent.java

.../org/caosdb/server/jobs/core/CheckNoOverridesPresent.java

...a/org/caosdb/server/jobs/core/CheckParOblPropPresent.java

...ain/java/org/caosdb/server/jobs/core/CheckParPresent.java

...in/java/org/caosdb/server/jobs/core/CheckPropPresent.java