FEATURE: update TwitterApi for prettifying like/retweet count

app/assets/stylesheets/common/base/onebox.scss

@@ -530,6 +530,14 @@ aside.onebox.stackexchange .onebox-body {
   }
 }
 
+.onebox.twitterstatus {
+  .like,
+  .retweet {
+    color: dark-light-choose($primary-medium, $secondary-medium);
+    padding-left: 10px;
+  }
+}
+
 // mobile specific style
 .mobile-view article.onebox-body {
   border-top: none;

lib/twitter_api.rb

@@ -2,6 +2,7 @@
 class TwitterApi
 
   class << self
+    include ActionView::Helpers::NumberHelper
 
     def prettify_tweet(tweet)
       text = tweet["full_text"].dup
@@ -32,6 +33,10 @@ class TwitterApi
       result
     end
 
+    def prettify_number(count)
+      number_to_human(count, :format => '%n%u', :precision => 2, :units => { :thousand => 'K', :million => 'M', :billion => 'B' })
+    end
+
     def user_timeline(screen_name)
       JSON.parse(twitter_get(user_timeline_uri_for screen_name))
     end