docs: mention solution of stream in browser

Signed-off-by: Josh-Cena <[email protected]>

Author: Josh-Cena

README.md

@@ -19,7 +19,7 @@ Note that it's focused on performance and simplicity, so the number of words it
 npm install reading-time --production
 ```
 
-Note: this library is primarily for Node apps. If you need to use it in browsers with a bundler like Webpack, the `ReadingTimeStream` module would not be available because only a subset of the exports is included.
+Note: this library is primarily for Node apps. If you need to use it in browsers with a bundler like Webpack, the `ReadingTimeStream` module would not be available because only a subset of the exports is included. If you need to use the stream version in browser (e.g. with a browser polyfill of `Buffer`), use `import ReadingTimeStream from 'reading-time/dist/stream'` instead. (And please let us know if that happens—we can reconsider our prioritization.)
 
 ## Usage