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fix "Error: Can't set headers after they are sent." express error #12
Description
Not sure what is causing this....Express throws this error on any POST though it still completes the transaction and does not kill the process. Full stack:
Error: Can't set headers after they are sent.
at ServerResponse.OutgoingMessage.setHeader (_http_outgoing.js:344:11)
at ServerResponse.header (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/response.js:719:10)
at ServerResponse.send (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/response.js:164:12)
at /Users/dcampbell/personal/ex-post-facto/app/app.js:44:23
at Layer.handle [as handle_request] (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/layer.js:95:5)
at next (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/route.js:131:13)
at Route.dispatch (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/route.js:112:3)
at Layer.handle [as handle_request] (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/layer.js:95:5)
at /Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/index.js:277:22
at Function.process_params (/Users/dcampbell/personal/ex-post-facto/app/node_modules/express/lib/router/index.js:330:12)
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