Upgrade React for the new context API.

Author: Daniel Lehr

package.json

@@ -60,7 +60,7 @@
  "pretty-bytes": "4.0.2",
  "prop-types": "^15.6.0",
  "ramda": "^0.25.0",
- "react": "^16.0.0",
+ "react": "^16.4.0",
  "react-addons-test-utils": "^15.6.2",
  "react-dom": "^16.0.0",
  "readline-sync": "1.4.7",

yarn.lock

@@ -4197,9 +4197,9 @@ react-dom@^16.0.0:
  object-assign "^4.1.1"
  prop-types "^15.6.0"
 
-react@^16.0.0:
- version "16.2.0"
- resolved "https://registry.yarnpkg.com/react/-/react-16.2.0.tgz#a31bd2dab89bff65d42134fa187f24d054c273ba"
+react@^16.4.0:
+ version "16.4.0"
+ resolved "https://registry.yarnpkg.com/react/-/react-16.4.0.tgz#402c2db83335336fba1962c08b98c6272617d585"
  dependencies:
  fbjs "^0.8.16"
  loose-envify "^1.1.0"