Adjust classpath and manifest for JDK-11

Issue-Ref: 3620
Issue-Url: https://af3-developer.fortiss.org/issues/3620



Signed-off-by: Simon Barner <barner@fortiss.org>

org.fortiss.af3.exploration.alg/.classpath

@@ -13,7 +13,7 @@
 			<accessrule kind="nonaccessible" pattern="*"/>
 		</accessrules>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11">
 		<attributes>
 			<attribute name="module" value="true"/>
 		</attributes>

org.fortiss.af3.exploration.alg/META-INF/MANIFEST.MF

@@ -21,7 +21,7 @@ Bundle-ClassPath: .,
  lib/opt4j/opt4j-optimizers-v3.2-36-g53be465-SNAPSHOT.jar
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
-Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Bundle-RequiredExecutionEnvironment: JavaSE-11
 Bundle-ActivationPolicy: lazy
 Bundle-Activator: org.fortiss.af3.exploration.alg.ExplorationAlgActivator
 Require-Bundle: org.fortiss.tooling.base.ui;visibility:=reexport,