diff --git a/docs/Gemfile b/docs/Gemfile
index b652c4af8750a90af194b24543ec9ce2e6311849..dd443c61a783525e33c13d1a9839412dec2566ff 100644
--- a/docs/Gemfile
+++ b/docs/Gemfile
@@ -1,5 +1,7 @@
+source 'https://rubygems.org'
gem "rouge"
group :jekyll_plugins do
+ gem "github-pages"
gem "jekyll-seo-tag"
end
diff --git a/docs/_includes/head.html b/docs/_includes/head.html
index 8bd2d90dd8d1d1f101f3748d4bb0a9d20d52ea97..87d8861a4a05bb5b94080d829501fa4c85d8bee4 100755
--- a/docs/_includes/head.html
+++ b/docs/_includes/head.html
@@ -1,5 +1,3 @@
-
-
diff --git a/docs/_includes/sidebar.html b/docs/_includes/sidebar.html
index f33b0c8a2aaadc6c817a59134af64dc5c79ea824..51045c6bf6ccf4069b4ca5238a66d307a814af72 100644
--- a/docs/_includes/sidebar.html
+++ b/docs/_includes/sidebar.html
@@ -1,5 +1,5 @@