jar creation fix

pom.xml

@@ -20,6 +20,7 @@
             <groupId>fr.klemek</groupId>
             <artifactId>simple-logger</artifactId>
             <version>1.3</version>
+            <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
@@ -30,7 +31,7 @@
     </dependencies>
 
     <build>
-        <outputDirectory>target/${project.artifactId}/WEB-INF/classes</outputDirectory>
+        <outputDirectory>${project.build.directory}/classes</outputDirectory>
         <sourceDirectory>src/main/java</sourceDirectory>
         <testSourceDirectory>src/test/java</testSourceDirectory>
         <resources>
@@ -57,21 +58,6 @@
                     <target>1.8</target>
                 </configuration>
             </plugin>
-            <!-- JAR -->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <archive>
-                        <manifest>
-                            <addClasspath>true</addClasspath>
-                            <classpathPrefix>libs/</classpathPrefix>
-                            <mainClass>fr.klemek.mapping.Launch</mainClass>
-                        </manifest>
-                    </archive>
-                </configuration>
-            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-dependency-plugin</artifactId>
@@ -80,16 +66,27 @@
                         <id>copy-dependencies</id>
                         <phase>prepare-package</phase>
                         <goals>
-                            <goal>copy-dependencies</goal>
+                            <goal>unpack-dependencies</goal>
                         </goals>
                         <configuration>
-                            <outputDirectory>
-                                ${project.build.directory}/libs
-                            </outputDirectory>
+                            <outputDirectory>${project.build.directory}/classes</outputDirectory>
+                            <includeScope>runtime</includeScope>
                         </configuration>
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.1.0</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <mainClass>fr.klemek.mapping.Launch</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 </project>