DialogMessage: Define default severity.

Issue-Ref: 3574
Issue-Url: https://af3-developer.fortiss.org/issues/3574


Signed-off-by: Alexander Diewald <diewald@fortiss.org>

org.fortiss.tooling.kernel/src/org/fortiss/tooling/kernel/extension/base/.ratings

 ConstraintBases.java 93b4743cc1f5e2677635e644663ba934ef7f7f4e GREEN
 ConstraintCheckerBase.java 92de33f1a3071dc6d66a55d8c10f5d5cc967a4fc GREEN
 ConstraintViolationBase.java ec66973ab2183623f0cd4a85c59c886dddad6cf6 GREEN
-DialogMessage.java 167f45ffe175f2654d3a0ac10d46890987450a47 YELLOW
+DialogMessage.java 8420640e999e4fb15fa644333e5d71e1d16c2559 YELLOW
 ElementCompositorBase.java 7a445e5adde11878fe0515baca8b915287149b28 GREEN
 MultiViolationConstraintCheckerBase.java 30886a94c99cf8948f64401b1db821abe06e1e6c GREEN
 PrototypeProviderBase.java ebcd1794c3798b9899a620b01fd5aa0402129423 GREEN

org.fortiss.tooling.kernel/src/org/fortiss/tooling/kernel/extension/base/DialogMessage.java

@@ -33,7 +33,7 @@ public class DialogMessage extends LogMessage {
 	}
 
 	/** Holds the severity of the message. */
-	private MSG_TYPE severity;
+	private MSG_TYPE severity = MSG_TYPE.INFORMATION;
 
 	/** Constructor. Default severity: {@link MSG_TYPE#INFORMATION}. */
 	public DialogMessage(String dialogMsg) {