Merge pull request #1 from olimpiurob/master

Added script for generating latest_versions.cfg; Updated install.sh script
Merge pull request #2 from olimpiurob/master

Updated install.sh and versions.cfg
Merge pull request #3 from olimpiurob/master

Generate latest_kgs containing the latest kgs versions files
Pin kgs version in versions.cfg
typo in README.txt example renamed
test pid process instead of pidfile on stop service
refs #17343