move LICENSE and NOTICE to distribution's root and remove META-INF
diff --git a/pom.xml b/pom.xml
index 9a5f61e..1d48fdc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -520,6 +520,26 @@
           <javase>1.8</javase>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-antrun-plugin</artifactId>
+        <executions>
+          <execution>
+            <phase>prepare-package</phase>
+            <goals>
+              <goal>run</goal>
+            </goals>
+            <configuration>
+              <target>
+                <!-- see maven-remote-resources-plugin in Sling parent -->
+                <move file="${project.build.directory}/assembly/META-INF/LICENSE" tofile="${project.build.directory}/assembly/LICENSE"/>
+                <move file="${project.build.directory}/assembly/META-INF/NOTICE" tofile="${project.build.directory}/assembly/NOTICE"/>
+                <delete dir="${project.build.directory}/assembly/META-INF"/>
+              </target>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>