[version] bump to 1.3.4 (PR #100)
[version] bump to 1.3.4 (PR #100)

appneta/ruby-traceview,appneta/ruby-traceview,tlunter/oboe-ruby,appneta/ruby-traceview,appneta/ruby-traceview,tlunter/oboe-ruby,boyang-li/oboe-ruby,boyang-li/oboe-ruby,tlunter/oboe-ruby,tlunter/oboe-ruby,boyang-li/oboe-ruby,boyang-li/oboe-ruby