Re-arrange Gemfile/config

Gemfile

@@ -8,15 +8,14 @@ source "https://rubygems.org"
 # This will help ensure the proper Jekyll version is running.
 # Happy Jekylling!
 gem "jekyll", "~> 4.1.1"
-# This is the default theme for new Jekyll sites. You may change this to anything you like.
-gem "minima", "~> 2.5"
-# If you want to use GitHub Pages, remove the "gem "jekyll"" above and
-# uncomment the line below. To upgrade, run `bundle update github-pages`.
-# gem "github-pages", group: :jekyll_plugins
+
 # If you have any plugins, put them here!
 group :jekyll_plugins do
   gem "jekyll-feed", "~> 0.12"
   gem "jekyll-last-modified-at"
+  gem "jekyll-redirect-from"
+  gem "jekyll-github-metadata"
+  gem "jekyll-sitemap"
 end
 
 # Windows and JRuby does not include zoneinfo files, so bundle the tzinfo-data gem
@@ -28,8 +27,4 @@ end
 
 # Performance-booster for watching directories on Windows
 gem "wdm", "~> 0.1.1", :platforms => [:mingw, :x64_mingw, :mswin]
-
-gem "jekyll-github-metadata"
 gem "webrick", "~> 1.7"
-gem 'jekyll-redirect-from'
-gem 'jekyll-sitemap'

_config.yml

@@ -7,7 +7,7 @@ highlighter: rouge
 permalink: pretty
 plugins:
   - jekyll-feed
-  - "jekyll-github-metadata"
+  - jekyll-github-metadata
   - jekyll-redirect-from
   - jekyll-sitemap
   - jekyll-last-modified-at