Update deps and test (#29)

Author: erikras

.babelrc.js

@@ -30,6 +30,5 @@ module.exports = {
     '@babel/plugin-proposal-export-namespace-from',
     '@babel/plugin-proposal-numeric-separator',
     '@babel/plugin-proposal-throw-expressions',
-    test && '@babel/plugin-transform-react-jsx-source'
   ].filter(Boolean)
 }