build: remove @types/react from dependencies (#245)

fix #239

Author: pd4d10

package.json

@@ -58,7 +58,6 @@
     "react": "0.14.x || ^15.0.0 || ^16.0.0"
   },
   "dependencies": {
-    "@types/react": "^16.1.0",
     "babel-runtime": "6.x.x",
     "create-react-context": "<=0.2.2",
     "popper.js": "^1.14.4",