Add styled-jsx to babel plugins (#970)

* Resolve all modules through module resolver

* Add styled-jsx back

server/build/webpack.js

@@ -179,7 +179,8 @@ export default async function createCompiler (dir, { dev = false, quiet = false
                   'next/css': require.resolve('../../lib/css'),
                   'next/head': require.resolve('../../lib/head'),
                   'next/document': require.resolve('../../server/document'),
-                  'next/router': require.resolve('../../lib/router')
+                  'next/router': require.resolve('../../lib/router'),
+                  'styled-jsx/style': require.resolve('styled-jsx/style')
                 }
               }
             ]