Provide Maven based distribution packaging (#2)

* Provide Maven based distribution packaging

validationtool/src/main/assembly/assembly-full.xml

@@ -0,0 +1,32 @@
+<!--
+  ~ Licensed to the Koordinierungsstelle für IT-Standards (KoSIT) under
+  ~ one or more contributor license agreements. See the NOTICE file
+  ~ distributed with this work for additional information
+  ~ regarding copyright ownership.  KoSIT licenses this file
+  ~ to you under the Apache License, Version 2.0 (the
+  ~ "License"); you may not use this file except in compliance
+  ~ with the License. You may obtain a copy of the License at
+  ~
+  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing,
+  ~ software distributed under the License is distributed on an
+  ~ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  ~ KIND, either express or implied. See the License for the
+  ~ specific language governing permissions and limitations
+  ~ under the License.
+  -->
+
+<assembly>
+    <id>full</id>
+    <formats>
+        <format>jar</format>
+    </formats>
+    <includeBaseDirectory>false</includeBaseDirectory>
+    <fileSets>
+        <fileSet>
+            <directory>${project.build.directory}/classes</directory>
+            <outputDirectory>/</outputDirectory>
+        </fileSet>
+    </fileSets>
+</assembly>

validationtool/src/main/assembly/assembly-standalone.xml

@@ -31,7 +31,8 @@
     </dependencySets>
     <fileSets>
         <fileSet>
-            <directory>${project.build.outputDirectory}</directory>
+            <directory>${project.build.directory}/classes</directory>
+            <outputDirectory>/</outputDirectory>
         </fileSet>
     </fileSets>
 </assembly>