diff --git a/Gemfile.lock b/Gemfile.lock
index 4d1438a..0b6154e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,84 +1,86 @@
-GEM
-  remote: https://rubygems.org/
-  specs:
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
-    colorator (1.1.0)
-    concurrent-ruby (1.1.5)
-    em-websocket (0.5.1)
-      eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
-    eventmachine (1.2.7)
-    ffi (1.11.1)
-    forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
-    i18n (1.6.0)
-      concurrent-ruby (~> 1.0)
-    jekyll (4.0.0)
-      addressable (~> 2.4)
-      colorator (~> 1.0)
-      em-websocket (~> 0.5)
-      i18n (>= 0.9.5, < 2)
-      jekyll-sass-converter (~> 2.0)
-      jekyll-watch (~> 2.0)
-      kramdown (~> 2.1)
-      kramdown-parser-gfm (~> 1.0)
-      liquid (~> 4.0)
-      mercenary (~> 0.3.3)
-      pathutil (~> 0.9)
-      rouge (~> 3.0)
-      safe_yaml (~> 1.0)
-      terminal-table (~> 1.8)
-    jekyll-feed (0.12.1)
-      jekyll (>= 3.7, < 5.0)
-    jekyll-sass-converter (2.0.0)
-      sassc (> 2.0.1, < 3.0)
-    jekyll-seo-tag (2.6.1)
-      jekyll (>= 3.3, < 5.0)
-    jekyll-watch (2.2.1)
-      listen (~> 3.0)
-    kramdown (2.1.0)
-    kramdown-parser-gfm (1.1.0)
-      kramdown (~> 2.0)
-    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)
-    mercenary (0.3.6)
-    minima (2.5.1)
-      jekyll (>= 3.5, < 5.0)
-      jekyll-feed (~> 0.9)
-      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)
-      ffi (~> 1.0)
-    rouge (3.9.0)
-    ruby_dep (1.5.0)
-    safe_yaml (1.0.5)
-    sassc (2.1.0)
-      ffi (~> 1.9)
-    terminal-table (1.8.0)
-      unicode-display_width (~> 1.1, >= 1.1.1)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    tzinfo-data (1.2019.2)
-      tzinfo (>= 1.0.0)
-    unicode-display_width (1.6.0)
-    wdm (0.1.1)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  jekyll (~> 4.0.0)
-  minima (~> 2.5)
-  tzinfo (~> 1.2)
-  tzinfo-data
+GEM
+  remote: https://rubygems.org/
+  specs:
+    addressable (2.6.0)
+      public_suffix (>= 2.0.2, < 4.0)
+    colorator (1.1.0)
+    concurrent-ruby (1.1.5)
+    em-websocket (0.5.1)
+      eventmachine (>= 0.12.9)
+      http_parser.rb (~> 0.6.0)
+    eventmachine (1.2.7)
+    ffi (1.11.1)
+    forwardable-extended (2.6.0)
+    http_parser.rb (0.6.0)
+    i18n (1.6.0)
+      concurrent-ruby (~> 1.0)
+    jekyll (4.0.0)
+      addressable (~> 2.4)
+      colorator (~> 1.0)
+      em-websocket (~> 0.5)
+      i18n (>= 0.9.5, < 2)
+      jekyll-sass-converter (~> 2.0)
+      jekyll-watch (~> 2.0)
+      kramdown (~> 2.1)
+      kramdown-parser-gfm (~> 1.0)
+      liquid (~> 4.0)
+      mercenary (~> 0.3.3)
+      pathutil (~> 0.9)
+      rouge (~> 3.0)
+      safe_yaml (~> 1.0)
+      terminal-table (~> 1.8)
+    jekyll-feed (0.12.1)
+      jekyll (>= 3.7, < 5.0)
+    jekyll-sass-converter (2.0.0)
+      sassc (> 2.0.1, < 3.0)
+    jekyll-seo-tag (2.6.1)
+      jekyll (>= 3.3, < 5.0)
+    jekyll-watch (2.2.1)
+      listen (~> 3.0)
+    kramdown (2.3.1)
+      rexml
+    kramdown-parser-gfm (1.1.0)
+      kramdown (~> 2.0)
+    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)
+    mercenary (0.3.6)
+    minima (2.5.1)
+      jekyll (>= 3.5, < 5.0)
+      jekyll-feed (~> 0.9)
+      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)
+      ffi (~> 1.0)
+    rexml (3.2.4)
+    rouge (3.9.0)
+    ruby_dep (1.5.0)
+    safe_yaml (1.0.5)
+    sassc (2.1.0)
+      ffi (~> 1.9)
+    terminal-table (1.8.0)
+      unicode-display_width (~> 1.1, >= 1.1.1)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    tzinfo-data (1.2019.2)
+      tzinfo (>= 1.0.0)
+    unicode-display_width (1.6.0)
+    wdm (0.1.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  jekyll (~> 4.0.0)
+  minima (~> 2.5)
+  tzinfo (~> 1.2)
+  tzinfo-data
   wdm (~> 0.1.1)
 
 BUNDLED WITH