Generate the combined uber-jar more carefully.

* The resulting filename (in target/) is jgrapht-VERSION-combined.jar, not jgrapht-ext-VERSION-shaded.jar.
* The uber-jar no longer contains org.jgraph classes, and must be used alongside jgraph if using those features.

jgrapht-ext/pom.xml

@@ -24,7 +24,14 @@
 					</execution>
 				</executions>
 				<configuration>
-					<finalName>${project.artifactId}-${project.version}-shade</finalName>
+					<artifactSet>
+						<includes>
+							<include>net.sf.jgrapht</include>
+						</includes>
+					</artifactSet>
+					<shadedArtifactAttached>true</shadedArtifactAttached>
+					<shadedClassifierName>combined</shadedClassifierName>
+					<finalName>jgrapht-${project.version}-combined</finalName>
 				</configuration>
 			</plugin>
 		</plugins>