Adds 4.2.8 to minimum rails version, as rails 4.2.0 was erroring out on certain ::Numeric extensions
Adds 4.2.8 to minimum rails version, as rails 4.2.0 was erroring out on certain ::Numeric extensions

domaindrivendev/swagger-rails,domaindrivendev/swagger-rails,domaindrivendev/swagger-rails