Changes for Heroku

Gemfile

@@ -26,7 +26,6 @@ group :development, :production do
 end
 
 group :production do
-  gem 'therubyracer', :platforms => :ruby
   gem 'thin'
 end
 

Gemfile.lock

@@ -1,6 +1,6 @@
 GIT
   remote: git://github.com/sferik/rails_admin.git
-  revision: c458f1424d1c44514e2ace7fd4bc342f04f614e6
+  revision: 138912bd754f76b65da2272dfdc505520095ec82
   specs:
     rails_admin (0.0.1)
       builder (~> 3.0.0)
@@ -63,7 +63,6 @@ GEM
     i18n (0.6.0)
     jruby-openssl (0.7.4)
       bouncy-castle-java
-    libv8 (3.3.10.2)
     mail (2.3.0)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
@@ -107,8 +106,6 @@ GEM
       rack (~> 1.0)
       tilt (!= 1.3.0, ~> 1.1)
     sqlite3 (1.3.4)
-    therubyracer (0.9.4)
-      libv8 (~> 3.3.10)
     therubyrhino (1.72.8)
     thin (1.2.11)
       daemons (>= 1.0.9)
@@ -145,7 +142,6 @@ DEPENDENCIES
   rails_admin!
   simplecov
   sqlite3
-  therubyracer
   therubyrhino
   thin
   uglifier

config/environments/production.rb

@@ -16,7 +16,7 @@ AdoptAHydrant::Application.configure do
 
   # Specifies the header that your server uses for sending files
   # (comment out if your front-end server doesn't support this)
-  config.action_dispatch.x_sendfile_header = "X-Sendfile" # Use 'X-Accel-Redirect' for nginx
+  config.action_dispatch.x_sendfile_header = nil # Use 'X-Accel-Redirect' for nginx
 
   # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
   # config.force_ssl = true