Update fixed ruby dependencies
Update fixed ruby dependencies

clojureD-conference/clojureD-conference.github.io,doctronic/clojureD-conference.github.io,doctronic/clojureD-conference.github.io,clojureD-conference/clojureD-conference.github.io,clojureD-conference/clojureD-conference.github.io,clojureD-conference/clojureD-conference.github.io,doctronic/clojureD-conference.github.io,doctronic/clojureD-conference.github.io