FIX: Bump onebox to 2.0.1 for engine priority fix

FIX: Bump onebox to 2.0.1 for engine priority fix

diff --git a/Gemfile.lock b/Gemfile.lock
index 466aea7..ab98888 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -240,7 +240,7 @@ GEM
     omniauth-twitter (1.4.0)
       omniauth-oauth (~> 1.1)
       rack
-    onebox (2.0.0)
+    onebox (2.0.1)
       addressable (~> 2.7.0)
       htmlentities (~> 4.3)
       multi_json (~> 1.11)

GitHub sha: bc117691