fix(package.json): support react 16 in peerDependencies

Author: jedwards1211

package.json

@@ -96,7 +96,7 @@
     "react-addons-test-utils": "^15.6.2",
     "react-dom": "^16.2.0",
     "react-hot-loader": "^3.0.0-beta.2",
-    "react-transition-context": "^1.0.0",
+    "react-transition-context": "^2.0.0",
     "rimraf": "^2.5.4",
     "semantic-release": "^6.3.6",
     "sinon": "^2.3.5",