[MINVOKER-113] update to Groovy 1.7.5 (from 1.5.6). Submitted by luke w patterson
[MINVOKER-113] update to Groovy 1.7.5 (from 1.5.6).
Submitted by luke w patterson

git-svn-id: 6038db50b076e48c7926ed71fd94f8e91be2fbc9@1051654 13f79535-47bb-0310-9956-ffa450edef68

khmarbaise/maven-plugins,khmarbaise/maven-plugins,khmarbaise/maven-plugins