Add jackson to service provider packages in web.xml

src/main/webapp/WEB-INF/web.xml

@@ -9,14 +9,16 @@
         <init-param>
             <param-name>jersey.config.server.provider.packages</param-name>
             <param-value>
-                de.unipotsdam.cs.toolup.ws.resource
+                de.unipotsdam.cs.toolup.ws.resource,
+                org.codehaus.jackson.jaxrs
             </param-value>
         </init-param>
+        <load-on-startup>1</load-on-startup>
     </servlet>
 
     <servlet-mapping>
         <servlet-name>ToolUP</servlet-name>
-        <url-pattern>/rest/*</url-pattern>
+        <url-pattern>/*</url-pattern>
     </servlet-mapping>
 
 </web-app>