[ruby] bumped ruby patch level
       - https://www.ruby-lang.org/en/news/2013/11/22/heap-overflow-in-floating-point-parsing-cve-2013-4164/
Merge pull request #72 from portertech/ruby

bumped ruby patch level https://www.ruby-lang.org/en/news/2013/11/22/heap-overflow-in-floating-point-parsing-cve-2013-4164/
Follow man of a delgroup cmd
Drop dotgems, update ruby verion, update to newer dot ruby-version
Merge pull request #74 from kalabiyau/fix_groupdel

Follow man of a delgroup cmd
Merge pull request #76 from kalabiyau/review_131218_drop_dotgems_and_rvmrc

Drop dotgems, update ruby verion, update to newer dot ruby-version