Update documentation and dev dependencies
- update: move npm-run-all to dev dependency 41fbb54
- update Prismic Webhook documentation dbb9500
- fix Netlify typo in README e6ba29f
- minor update to npm badge c772cfb
- Merge branch 'master' of https://github.com/iamsainikhil/gatsby-prismic-blog-starter 11599d1
- add npm downloads badge in README 60c91b8
- Merge pull request #2 from iamsainikhil/imgbot 3175ad8
- [ImgBot] Optimize images c7961ce