Using name as pkey of meta_contexts
Fixing a query that used the removed meta_contexts.id
Refactored meta_context_id to meta_context_name
Railguard MetaContextName fixing
Railguard MetaContextName fixing
Railguard MetaContextName fixing
Railguard MetaContextName fixing
Railguard MetaContextName fixing
Railguard MetaContextName fixing
Add displayed_meta_contexts to app_settings
Added configuration of second and third displayed meta_context

  to the app_settings admin interface
Loading app_settings in before filter; initializing MediaResourcesController.Index with it
Setting data attribute for contexts to true
Add window.AppSettings object; Revert initializing MediaResourcesController.Index

This reverts commit 8bff2fdf562c45aa9cc26fc7b1413901125f1847.
Displaying context
Removed @wip from feature
Started with writing test
Finished feature test for configurable contexts in lists