[MASSEMBLY-730]Fix and  Testcase

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1637956 13f79535-47bb-0310-9956-ffa450edef68
[MINVOKER-177] Upgrade to maven-plugins version 25 to 26
 - Fixed some checkstyle reported errors/warnings.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1637968 13f79535-47bb-0310-9956-ffa450edef68
more complete IT builds configurations, to avoid warnings

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1637994 13f79535-47bb-0310-9956-ffa450edef68
I love the time I'm wasting on jdk1.5

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1638029 13f79535-47bb-0310-9956-ffa450edef68