Update README.md

Author: caridy

README.md

@@ -55,8 +55,8 @@ if (global.Intl) {
     // Determine if the built-in `Intl` has the locale data we need.
     if (!areIntlLocalesSupported(localesMyAppSupports)) {
         // `Intl` exists, but it doesn't have the data we need, so load the
-        // polyfill and replace the constructors with need with the polyfill's.
-        var IntlPolyfill = require('intl'); // will not replace global Intl since it already exists
+        // polyfill and patch the constructors we need with the polyfill's.
+        var IntlPolyfill    = require('intl');
         Intl.NumberFormat   = IntlPolyfill.NumberFormat;
         Intl.DateTimeFormat = IntlPolyfill.DateTimeFormat;
     }