Fix permission attributes - no error should occur in case they are empty #776

Job	Run time
Compile kadai-web	1m 41s
Compile all maven modules	2m 33s
Test kadai-web	1m 21s
Test E2E	1m 54s
Test kadai-common on H2	32s
Test kadai-common-security on H2	36s
Test kadai-common-data on H2	38s
Test kadai-common-logging on H2	40s
Test kadai-common-test on H2	41s
Test kadai-core on H2	1m 21s
Test kadai-core-test on H2	1m 17s
Test kadai-cdi on H2	52s
Test kadai-cdi-example on H2	50s
Test kadai-test-api on H2	46s
Test kadai-spring on H2	56s
Test kadai-spring-example on H2	44s
Test kadai-spi-routing-dmn-router on H2	35s
Test kadai-routing-rest on H2	50s
Test kadai-rest-spring on H2	1m 51s
Test kadai-rest-spring-test-lib on H2	25s
Test kadai-rest-spring-example-common on H2	42s
Test kadai-loghistory-provider on H2	29s
Test kadai-simplehistory-provider on H2	1m 0s
Test kadai-simplehistory-rest-spring on H2	56s
Test kadai-core on POSTGRES	1m 52s
Test kadai-core on DB2	3m 7s
Test kadai-core on ORACLE	3m 4s
Test kadai-core-test on POSTGRES	1m 47s
Test kadai-core-test on DB2	2m 27s
Test kadai-core-test on ORACLE	2m 45s
Test kadai-test-api on POSTGRES	1m 0s
Test kadai-test-api on DB2	1m 10s
Test kadai-test-api on ORACLE	2m 21s
Test kadai-simplehistory-provider on DB2	1m 34s
Test kadai-simplehistory-provider on POSTGRES	1m 8s
Test kadai-simplehistory-provider on ORACLE	3m 13s
Test kadai-rest-spring-example-boot on DB2	39s
Test kadai-rest-spring-example-boot on ORACLE	28s
Test kadai-rest-spring-example-wildfly on POSTGRES	2m 30s
Deploy demo app to Microsoft Azure	0s
	53m 15s

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