fix for maven issue

Author: arcuri82

jdk_8_maven/cs/rest-gui/ocvn/pom.xml

@@ -190,6 +190,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-compiler-plugin</artifactId>
+                    <version>3.6.1</version>
                     <configuration>
                     <source>1.8</source>
                     <target>1.8</target>