Update Gemfile

Author: ferronicardoso

Gemfile

@@ -1,10 +1,10 @@
 source "https://rubygems.org"
 
-gem "github-pages", "~> 231", group: :jekyll_plugins
+gem "github-pages", "~> 232", group: :jekyll_plugins
 
 group :jekyll_plugins do
     gem "jekyll-paginate"
-    gem "jekyll-feed", "~> 0.12"
+    gem "jekyll-feed", "~> 0.17"
 end
 
 platforms :mingw, :x64_mingw, :mswin, :jruby do
@@ -15,4 +15,4 @@ end
 gem 'jekyll-seo-tag'
 gem "webrick"
 gem "wdm", "~> 0.1.1", :platforms => [:mingw, :x64_mingw, :mswin]
-gem "http_parser.rb", "~> 0.6.0", :platforms => [:jruby]
+gem "http_parser.rb", "~> 0.8.0", :platforms => [:jruby]