update plugin description
update plugin description

sstafford/gerrit-rest-java-client,uwolfer/gerrit-rest-java-client,vogellacompany/gerrit-rest-java-client,uwolfer/gerrit-intellij-plugin,eekboom/gerrit-intellij-plugin,uwolfer/gerrit-rest-java-client,sstafford/gerrit-rest-java-client,vogellacompany/gerrit-rest-java-client