Merge pull request #135 from timlah/upd-gem-source

Update gem source repository

Author: timlah

Gemfile

@@ -1,6 +1,6 @@
-source "https://gems.ruby-china.com/"
-ruby RUBY_VERSION
-
-gem "rake", "~> 12" # for Travis CI
-gem 'jekyll', '~> 3.8', '>= 3.8.5'
+source 'https://rubygems.org/'
+ruby RUBY_VERSION
+
+gem "rake", "~> 12" # for Travis CI
+gem 'jekyll', '~> 3.8', '>= 3.8.5'
 gem 'jekyll-paginate', '~> 1.1'

Gemfile.lock

@@ -1,5 +1,5 @@
 GEM
-  remote: https://gems.ruby-china.com/
+  remote: https://rubygems.org/
   specs:
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
@@ -67,7 +67,7 @@ DEPENDENCIES
   rake (~> 12)
 
 RUBY VERSION
-   ruby 2.3.4p301
+   ruby 2.4.3p205
 
 BUNDLED WITH
-   1.16.2
+   2.0.1