removed ruby version from gem file so we can upgrade to 2.0.0
removed ruby version from gem file so we can upgrade to 2.0.0

Factlink/factlink-core,daukantas/factlink-core,Factlink/factlink-core,Factlink/factlink-core,daukantas/factlink-core,Factlink/factlink-core,daukantas/factlink-core,daukantas/factlink-core