Upgrade Rails Admin to latest gem

This gives us a clean fix for the Kaminari vs. Will Paginate
issues and fixes a few other little bugs in Rails Admin.

fixes #3210

Gemfile

@@ -35,7 +35,7 @@ gem 'newrelic_rpm'
 gem "rpm_contrib", "~> 2.1.7"
 
 group :production do # we don't install these on travis to speed up test runs
-  gem 'rails_admin'
+  gem 'rails_admin', '~> 0.0.2'
   gem 'rack-ssl', :require => 'rack/ssl'
   gem 'rack-rewrite', '~> 1.2.1', :require => false
   gem 'rack-piwik', :require => 'rack/piwik'

Gemfile.lock

@@ -161,7 +161,7 @@ GEM
     erubis (2.7.0)
     eventmachine (1.0.0.beta.4)
     excon (0.13.2)
-    execjs (1.3.0)
+    execjs (1.3.2)
       multi_json (~> 1.0)
     factory_girl (2.6.4)
       activesupport (>= 2.3.9)
@@ -216,7 +216,7 @@ GEM
     guard-spork (0.5.2)
       guard (>= 0.10.0)
       spork (>= 0.8.4)
-    haml (3.1.4)
+    haml (3.1.5)
     handlebars_assets (0.4.1)
       execjs (>= 1.2.9)
       sprockets (>= 2.0.3)
@@ -250,7 +250,7 @@ GEM
     jquery-ui-rails (0.2.2)
       jquery-rails
       railties (>= 3.1.0)
-    json (1.6.6)
+    json (1.7.1)
     jwt (0.1.4)
       json (>= 1.2.4)
     kaminari (0.13.0)
@@ -357,13 +357,13 @@ GEM
       railties (= 3.1.4)
     rails-i18n (0.6.3)
       i18n (~> 0.5)
-    rails_admin (0.0.1)
+    rails_admin (0.0.2)
       bbenezech-nested_form (~> 0.0.6)
       bootstrap-sass (~> 2.0)
       builder (~> 3.0)
       coffee-rails (~> 3.1)
       haml (~> 3.1)
-      jquery-rails (>= 1.0)
+      jquery-rails (>= 1.0.17)
       jquery-ui-rails (~> 0.2.2)
       kaminari (~> 0.12)
       rack-pjax (~> 0.5)
@@ -424,7 +424,7 @@ GEM
     ruby-oembed (0.8.7)
     ruby-progressbar (0.0.10)
     rubyzip (0.9.8)
-    sass (3.1.15)
+    sass (3.1.17)
     sass-rails (3.1.4)
       actionpack (~> 3.1.0)
       railties (~> 3.1.0)
@@ -443,7 +443,7 @@ GEM
       rack-protection (~> 1.2)
       tilt (~> 1.3, >= 1.3.3)
     spork (1.0.0rc2)
-    sprockets (2.0.3)
+    sprockets (2.0.4)
       hike (~> 1.2)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
@@ -563,7 +563,7 @@ DEPENDENCIES
   rack-ssl
   rails (= 3.1.4)
   rails-i18n
-  rails_admin
+  rails_admin (~> 0.0.2)
   rails_autolink
   redcarpet (= 2.0.1)
   remotipart (~> 1.0)

config/initializers/rails_admin.rb

 # RailsAdmin config file. Generated on March 24, 2012 15:34
 # See github.com/sferik/rails_admin for more informations
 if Rails.env.production?
+# Recommended way to deal with Kaminari vs. WillPaginate issues
+if defined?(WillPaginate)
+  Kaminari.configure do |config|
+    config.page_method_name = :per_page_kaminari
+  end
+end
 RailsAdmin.config do |config|
    config.authorize_with do 
     redirect_to main_app.root_path unless current_user.try(:admin?)
@@ -1128,17 +1134,4 @@ RailsAdmin.config do |config|
   #   update do; end
   # end
 end
-if defined?(WillPaginate)
-  module WillPaginate
-    module ActiveRecord
-      module RelationMethods
-        def per(value = nil) per_page(value) end
-        def total_count() count end
-      end
-    end
-    module CollectionMethods
-      alias_method :num_pages, :total_pages
-    end
-  end
-end
 end
\ No newline at end of file