Move express and connect to optionalDependencies
Move express and connect to optionalDependencies

maxvipon/raven-node,getsentry/raven-js,miguelb/raven-node,getsentry/raven-js,getsentry/raven-js,Livefyre/raven-node,BuildingConnected/raven-node,getsentry/raven-node,tgroshon/raven-node,miguelb/raven-node,shamasis/raven-node,zwily/raven-node,getsentry/raven-js,boneyao/raven-node,getsentry/raven-node,diequeiroz/raven-node