Correcting color of Twitter links

_layouts/index.html

@@ -17,6 +17,6 @@ layout: default
     </div>
 
     <div>
-      <a class="twitter-timeline" data-lang="en" data-width="380" data-height="800" data-dnt="true" data-theme="light" data-link-color="#FAB81E" href="https://twitter.com/elixir_lu?ref_src=twsrc%5Etfw">Tweets by elixir_lu</a> <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
+      <a class="twitter-timeline" data-lang="en" data-width="380" data-height="800" data-dnt="true" data-theme="light" data-link-color="#B57B00" href="https://twitter.com/elixir_lu?ref_src=twsrc%5Etfw">Tweets by elixir_lu</a> <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
     </div>
 </article>

elixir-theme.gemspec

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name          = "elixir-theme"
-  spec.version       = "0.4.7"
+  spec.version       = "0.4.8"
   spec.authors       = ["jacek.lebioda"]
   spec.email         = ["jacek.lebioda@uni.lu"]