implement liveserve

Gemfile

@@ -23,4 +23,5 @@ group :jekyll_plugins do
   # gem "jekyll-archives"
   gem "jekyll-feed"
   gem 'jekyll-sitemap'
+  gem 'hawkins'
 end

README.md

@@ -15,11 +15,12 @@ I think I've got things running smoothly and fixed some major bugs, but feel fre
 See more info at https://academicpages.github.io/
 
 ## To run locally (not on GitHub Pages, to serve on your own computer)
+
 1. Clone the repository and made updates as detailed above
 1. Make sure you have ruby-dev, bundler, and nodejs installed: `sudo apt install ruby-dev ruby-bundler nodejs`
 1. Run `bundle clean` to clean up the directory (no need to run `--force`)
 1. Run `bundle install` to install ruby dependencies. If you get errors, delete Gemfile.lock and try again.
-1. Run `bundle exec jekyll serve` to generate the HTML and serve it from localhost:4000
+1. Run `bundle exec jekyll liveserve` to generate the HTML and serve it from `localhost:4000` the local server will automatically rebuild and refresh the pages on change.
 
 # Changelog -- bugfixes and enhancements