use prop-types package

Author: williamboman

package.json

@@ -34,6 +34,7 @@
     "umd": "3.0.1"
   },
   "peerDependenies": {
-    "react": "^0.14.0 || ^15.0"
+    "react": ">=0.14",
+    "prop-types": "~0.15"
   }
 }

src/InputHints.js

@@ -1,5 +1,6 @@
 const React = require('react')
-const {Component, PropTypes} = React
+const {Component} = React
+const PropTypes = require('prop-types')
 
 const TICK_INIT = 'TICK_INIT'
 const TICK_WRITE = 'TICK_WRITE'