[api, webui] do not rely on multi_json or yajl, json will do for us

src/api/Gemfile

@@ -14,7 +14,6 @@ gem 'nokogiri', '~>1.5.0'
 gem 'delayed_job', '>3.0'
 gem 'delayed_job_active_record'
 gem 'hoptoad_notifier', "~> 2.3"
-gem 'yajl-ruby'
 gem 'rdoc'
 gem 'xmlhash', '>=1.3.5'
 gem 'fast_xs'

src/api/app/controllers/webui_controller.rb

@@ -1,4 +1,4 @@
-require 'yajl'
+require 'json/ext'
 
 include SearchHelper
 
@@ -254,7 +254,7 @@ def all_projects
     Project.connection.execute(projects.to_sql).each do |id, name, title|
       ret[name] = {title: title, important: important[id] ? true : false}
     end
-    render text: Yajl::Encoder.encode(ret), content_type: "application/json"
+    render text: JSON.fast_generate(ret), content_type: "application/json"
   end
 
   def owner

src/webui/Gemfile

@@ -48,7 +48,7 @@ gem 'nokogiri', '~>1.5.0'
 gem 'delayed_job', '>3.0'
 gem 'delayed_job_active_record'
 gem 'hoptoad_notifier', "~> 2.3"
-gem 'yajl-ruby'
+gem 'json'
 gem 'rdoc'
 gem 'xmlhash', '>=1.3.2'
 gem 'fast_xs'

src/webui/app/models/api_details.rb

@@ -24,7 +24,7 @@ def self.find(info, opts = {})
     uri = transport.substitute_uri(uri, opts)
     #transport.replace_server_if_needed(uri)
     data = transport.http_do 'get', uri
-    data = ActiveSupport::JSON.decode(data)
+    data = JSON.parse(data)
     logger.debug "data #{JSON.pretty_generate(data)}"
     data
   end
@@ -37,7 +37,7 @@ def self.command(info, opts)
     rescue ActiveXML::Transport::Error => e
       raise CommandFailed, e.summary
     end
-    #data = ActiveSupport::JSON.decode(data)
+    #data = JSON.parse(data)
     logger.debug "command #{data}"
     data
   end

src/webui/app/models/bs_request.rb

@@ -203,7 +203,7 @@ def prepare_list_path(path, opts)
     def list_ids(opts)
       path = prepare_list_path("/webui/request_list", opts)
       data = ActiveXML::transport.direct_http(URI(path))
-      return ActiveSupport::JSON.decode(data)
+      return JSON.parse(data)
     end
 
     def list(opts)

src/webui/app/views/layouts/application.html.erb

@@ -85,7 +85,7 @@
         <ul>
           <li><%= link_to "Your Home", :controller => :home, :action => :index %></li>
           <li><%= link_to "Home Project", :controller => 'project', :action => :show, :project => "home:#{@user}" %></li>
-          <li><%= link_to 'Logout', { :controller => 'user', :action => 'logout'} %></li>
+          <li><%= link_to 'Logout', { :controller => 'user', :action => 'logout'}, method: :post %></li>
         </ul>
       </div>
     <% end -%>