removed useless filter

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/questions@135135 82a268e6-3cf1-43bd-a215-b396298e98cf

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

@@ -8,18 +8,4 @@
     <servlet-name>groupServlet</servlet-name>
     <url-pattern>/questions/getgroups</url-pattern>
   </servlet-mapping>
-  <filter>
-	<filter-name>LogFilter</filter-name>
-	<filter-class>
-		org.gcube.portlets.user.questions.server.LogFilter
-	</filter-class>
-	<init-param>
-		<param-name>test-param</param-name>
-		<param-value>This parameter is for testing.</param-value>
-	</init-param>
-</filter>
-<filter-mapping>
-	<filter-name>LogFilter</filter-name>
-	<url-pattern>/*</url-pattern>
-</filter-mapping>
-</web-app>
+ </web-app>