Update gemspec
Update gemspec

simonoff/representable,boutil/roxml,rusikf/representable,tastyworks/representable,jajuki13/representable,parndt/representable,Empact/roxml,irfanah/representable,Empact/roxml,Casecommons/representable,boutil/roxml,tastyworks/representable,jarib/roxml,apotonick/representable