Merge branch 'dev' into f-cleanup-awi

...osdb/server/transaction/RetrieveUserRolesTransaction.java

src/main/java/caosdb/server/transaction/Transaction.java

...caosdb/server/transaction/UpdateUserRolesTransaction.java

...main/java/caosdb/server/transaction/WriteTransaction.java

src/main/java/caosdb/server/utils/FileUtils.java

src/main/java/caosdb/server/utils/Initialization.java

src/main/java/caosdb/server/utils/ServerMessages.java

src/main/java/caosdb/server/utils/Utils.java

src/test/java/caosdb/server/Misc.java

...test/java/caosdb/server/authentication/AuthTokenTest.java

.../database/backend/transaction/RetrieveFullEntityTest.java

src/test/java/caosdb/server/entity/SelectionTest.java

...caosdb/server/entity/container/PropertyContainerTest.java

...osdb/server/entity/xml/PropertyToElementStrategyTest.java

src/test/java/caosdb/server/permissions/EntityACLTest.java

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

...sdb/server/resource/TestAbstractCaosDBServerResource.java

...st/java/caosdb/server/resource/TestScriptingResource.java

src/test/java/caosdb/server/utils/WebinterfaceUtilsTest.java