Updates therubyracer.

Gemfile

@@ -15,7 +15,7 @@ group :assets do
   # Many Linux environments do not have a javascript environment which is
   # required by the asset generators. However, windows and os x have one
   # provided by the system.
-  gem "therubyracer",           "~> 0.9.9" unless RUBY_PLATFORM.match(/darwin|mswin/)
+  gem "therubyracer",           "~> 0.11.3" unless RUBY_PLATFORM.match(/darwin|mswin/)
 end
 
 gem "haml",                     "~> 3.1.4"

Gemfile.lock

@@ -134,7 +134,7 @@ GEM
     kgio (2.7.4)
     launchy (2.0.5)
       addressable (~> 2.2.6)
-    libv8 (3.3.10.4)
+    libv8 (3.11.8.13)
     libwebsocket (0.1.5)
       addressable
     libxml-ruby (2.3.3)
@@ -212,6 +212,7 @@ GEM
     rdoc (3.12.1)
       json (~> 1.4)
     redcarpet (1.17.2)
+    ref (1.0.2)
     rest-client (1.6.7)
       mime-types (>= 1.16)
     rsa (0.1.4)
@@ -238,8 +239,9 @@ GEM
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
-    therubyracer (0.9.10)
-      libv8 (~> 3.3.10)
+    therubyracer (0.11.3)
+      libv8 (~> 3.11.8.12)
+      ref
     thin (1.5.0)
       daemons (>= 1.0.9)
       eventmachine (>= 0.12.6)
@@ -324,7 +326,7 @@ DEPENDENCIES
   sass-rails (~> 3.2.5)
   show_me_the_cookies (~> 1.1.0)
   simplecov (~> 0.4.0)
-  therubyracer (~> 0.9.9)
+  therubyracer (~> 0.11.3)
   thin (~> 1.5.0)
   tire (~> 0.4.1)
   twitter (~> 3.5.0)