FELIX-4156 Fix versions of maven plugins

* maven-checkstyle-plugin set to 2.10
* rat-maven-plugin set to 1.0-alpha3

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1498523 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/ipojo/runtime/ipojo-gogo-commands/pom.xml b/ipojo/runtime/ipojo-gogo-commands/pom.xml
index b589675..477b82f 100644
--- a/ipojo/runtime/ipojo-gogo-commands/pom.xml
+++ b/ipojo/runtime/ipojo-gogo-commands/pom.xml
@@ -111,6 +111,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
+                <version>2.10</version>
                 <configuration>
                     <enableRulesSummary>false</enableRulesSummary>
                     <violationSeverity>warning</violationSeverity>