Remove i18n locale config complexity we don't use anymore

I forget what this was for, I think part of it was for managing item
names in different languages, and the "private" locale thing was
probably for WIP locales? But yeah, not used, delete!

app/controllers/application_controller.rb

@@ -50,7 +50,7 @@ class ApplicationController < ActionController::Base
     return params[:locale] if valid_locale?(params[:locale])
     return cookies[:locale] if valid_locale?(cookies[:locale])
     Rails.logger.debug "Preferred languages: #{http_accept_language.user_preferred_languages}"
-    http_accept_language.language_region_compatible_from(I18n.public_locales.map(&:to_s)) ||
+    http_accept_language.language_region_compatible_from(I18n.available_locales.map(&:to_s)) ||
       I18n.default_locale
   end
   
@@ -76,7 +76,7 @@ class ApplicationController < ActionController::Base
   end
   
   def valid_locale?(locale)
-    locale && I18n.usable_locales.include?(locale.to_sym)
+    locale && I18n.available_locales.include?(locale.to_sym)
   end
 
   def configure_permitted_parameters

app/helpers/application_helper.rb

@@ -161,7 +161,7 @@ module ApplicationHelper
   
   def locale_options
     current_locale_is_public = false
-    options = I18n.public_locales.map do |available_locale|
+    options = I18n.available_locales.map do |available_locale|
       current_locale_is_public = true if I18n.locale == available_locale
       # Include fallbacks data on the tag. Right now it's used in blog
       # localization, but may conceivably be used for something else later.

config/application.rb

@@ -47,6 +47,8 @@ module OpenneoImpressItems
     config.time_zone = "Pacific Time (US & Canada)"
     # config.eager_load_paths << Rails.root.join("extras")
 
+    config.i18n.available_locales = [:en, :es, :pt, :"en-MEEP"]
+    config.i18n.default_locale = :en
     config.i18n.fallbacks = true
 
     Mime::Type.register "image/gif", :gif

config/initializers/locale_meta.rb

@@ -1,61 +0,0 @@
-module LocaleMeta
-  PUBLIC_LOCALES = []
-  USABLE_LOCALES = []
-  NEOPETS_LANGUAGE_CODES_BY_LOCALE = {}
-  LOCALES_WITH_NEOPETS_LANGUAGE_CODE = []
-  COMPATIBLE_LOCALES = {}
-end
-
-config = YAML.load_file(Rails.root.join('config', 'locale_meta.yml'))
-
-config.each do |locale_str, locale_meta|
-  locale = locale_str.to_sym
-  
-  visibility = locale_meta['visibility']
-  if visibility == 'public'
-    LocaleMeta::PUBLIC_LOCALES << locale
-    LocaleMeta::USABLE_LOCALES << locale
-  elsif visibility == 'private'
-    LocaleMeta::USABLE_LOCALES << locale
-  end
-  
-  if locale_meta.has_key?('neopets_language_code')
-    neopets_language_code = locale_meta['neopets_language_code']
-    LocaleMeta::NEOPETS_LANGUAGE_CODES_BY_LOCALE[locale] = neopets_language_code
-    LocaleMeta::LOCALES_WITH_NEOPETS_LANGUAGE_CODE << locale
-  elsif locale_meta.has_key?('compatible_with')
-    compatible_locale = locale_meta['compatible_with'].to_sym
-    LocaleMeta::COMPATIBLE_LOCALES[locale] = compatible_locale
-  else
-    raise "locale #{locale} must either have a neopets_language_code or " +
-      "be compatible_with a locale that does"
-  end
-end
-
-LocaleMeta::USABLE_LOCALES_WITH_NEOPETS_LANGUAGE_CODE = LocaleMeta::USABLE_LOCALES &
-  LocaleMeta::LOCALES_WITH_NEOPETS_LANGUAGE_CODE
-
-module I18n
-  def self.public_locales
-    LocaleMeta::PUBLIC_LOCALES
-  end
-  
-  def self.usable_locales
-    LocaleMeta::USABLE_LOCALES
-  end
-  
-  def self.locales_with_neopets_language_code
-    LocaleMeta::LOCALES_WITH_NEOPETS_LANGUAGE_CODE
-  end
-  
-  def self.usable_locales_with_neopets_language_code
-    LocaleMeta::USABLE_LOCALES_WITH_NEOPETS_LANGUAGE_CODE
-  end
-  
-  def self.compatible_neopets_language_code_for(locale)
-    LocaleMeta::NEOPETS_LANGUAGE_CODES_BY_LOCALE[locale] ||
-      LocaleMeta::NEOPETS_LANGUAGE_CODES_BY_LOCALE[LocaleMeta::COMPATIBLE_LOCALES[locale]]
-  end
-end
-
-Rails.configuration.i18n.available_locales = I18n.usable_locales

config/locale_meta.yml

@@ -1,47 +0,0 @@
-en:
-  visibility: public
-  neopets_language_code: en
-
-en-MEEP:
-  visibility: public
-  compatible_with: en
-
-pt:
-  visibility: public
-  neopets_language_code: pt
-
-es:
-  visibility: public
-  neopets_language_code: es
-
-nl:
-  visibility: none
-  neopets_language_code: nl
-
-de:
-  visibility: none
-  neopets_language_code: de
-
-fr:
-  visibility: none
-  neopets_language_code: fr
-
-it:
-  visibility: none
-  neopets_language_code: it
-
-zh-CN:
-  visibility: none
-  neopets_language_code: ch
-
-zh-TW:
-  visibility: none
-  neopets_language_code: zh
-
-ja:
-  visibility: none
-  neopets_language_code: ja
-
-ko:
-  visibility: none
-  neopets_language_code: ko