nuxt-javascript example added

[sefaemrahoglu]

Add example checklist

• [x] Any commit does not contain the charting library's code
• [x] Addresses an existing issue: #30
• [x] The example is added to README.md
• [x] The example is self-sufficient and contains only necessary files/changes

Bug fix checklist

• [ ] Any commit does not contain the charting library's code
• [ ] Addresses an existing issue: #00000

[timocov]

It seems that this is fixed in #214 now. @sefaemrahoglu may I ask you to remove charting library from publicly accessible repo please?