Remove unused sub-project

Author: Artem Labazin

encon-spring/pom.xml

@@ -44,7 +44,6 @@ limitations under the License.
     <module>encon-config</module>
     <module>encon-databind</module>
     <module>encon</module>
-    <!-- <module>encon-spring</module> -->
   </modules>
 
   <name>encon</name>