Update Jekyll and remove Google Fonts

Gemfile

@@ -8,7 +8,7 @@ source "https://rubygems.org"
 #
 # This will help ensure the proper Jekyll version is running.
 # Happy Jekylling!
-gem "jekyll", "~> 3.7.0"
+gem "jekyll", "~> 3.9.0"
 
 # This is the default theme for new Jekyll sites. You may change this to anything you like.
 gem "minima", "~> 2.0"

Gemfile.lock

@@ -1,27 +1,27 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.5)
-    em-websocket (0.5.1)
+    concurrent-ruby (1.1.9)
+    em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
+      http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    ffi (1.11.1)
+    ffi (1.15.5)
     forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
+    http_parser.rb (0.8.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    jekyll (3.7.4)
+    jekyll (3.9.1)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
       i18n (~> 0.7)
       jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 2.0)
-      kramdown (~> 1.14)
+      kramdown (>= 1.17, < 3)
       liquid (~> 4.0)
       mercenary (~> 0.3.3)
       pathutil (~> 0.9)
@@ -37,12 +37,12 @@ GEM
       jekyll (>= 3.3, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    kramdown (1.17.0)
+    kramdown (2.3.1)
+      rexml
     liquid (4.0.3)
-    listen (3.1.5)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-      ruby_dep (~> 1.2)
+    listen (3.7.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
     minima (2.5.0)
       jekyll (~> 3.5)
@@ -50,12 +50,12 @@ GEM
       jekyll-seo-tag (~> 2.1)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (3.1.1)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    public_suffix (4.0.6)
+    rb-fsevent (0.11.1)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rouge (3.5.1)
-    ruby_dep (1.5.0)
+    rexml (3.2.5)
+    rouge (3.28.0)
     safe_yaml (1.0.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
@@ -67,10 +67,10 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  jekyll (~> 3.7.0)
+  jekyll (~> 3.9.0)
   jekyll-redirect-from
   minima (~> 2.0)
   tzinfo-data
 
 BUNDLED WITH
-   1.16.4
+   2.2.4

_includes/head.html

@@ -1,7 +1,6 @@
 <meta http-equiv="content-type"
 	content="text/html;charset=utf-8" />
 <link rel="stylesheet" type="text/css" href="{{ site.baseurl }}/style.css" />
-<link rel="stylesheet" type="text/css" media="only screen and (min-width: 480px)" href="https://fonts.googleapis.com/css?family=Ubuntu:400,300" />
 <link rel="icon" href="{{ site.baseurl }}/images/favicon.png" type="image/png" />
 <!--[if lt IE 9]>
     <script src="https://raw.githubusercontent.com/aFarkas/html5shiv/master/dist/html5shiv.min.js" type="text/javascript"></script>