Updated gemspec as per Zoocasa standards
Updated gemspec as per Zoocasa standards

dark-panda/webhookr,dark-panda/webhookr,zoocasa/webhookr,zoocasa/webhookr,smythey21/webhookr,zoocasa/webhookr,smythey21/webhookr,smythey21/webhookr,dark-panda/webhookr