Daniel Dorobantu

fix: escape regex when square brackets are present

4

Stumbled across react-highlight-words library and noticed that when I add "[" character, it breaks the whole app. This PR should fix both packages.  

fix: set autoEscape to true on demo website

3

The demo website was crashing when you typed _[_ into **Search terms** box. Had a discussion with [bvaughn](https://github.com/bvaughn) about setting the **autoEscape** param to **true** on highlight-words-core package, but as...