Tweak i18n-tasks configuration and remove its spec

Remove i18n's spec for now, we haven't reached the point where it's
needed.

config/i18n-tasks.yml

@@ -3,7 +3,7 @@
 # The "main" locale.
 base_locale: bg
 ## All available locales are inferred from the data by default. Alternatively, specify them explicitly:
-# locales: [es, fr]
+locales: [bg, en]
 ## Reporting locale, default: en. Available: en, ru.
 # internal_locale: en
 
@@ -15,6 +15,8 @@ data:
 
   # Locale files or `File.find` patterns where translations are read from:
   read:
+    - config/locales/%{locale}.yml
+    - config/locales/*.%{locale}.yml
     ## Default:
     # - config/locales/%{locale}.yml
     ## More files:

spec/models/i18n_spec.rb

@@ -1,17 +0,0 @@
-require 'i18n/tasks'
-
-describe 'I18n' do
-  let(:i18n) { I18n::Tasks::BaseTask.new }
-  let(:missing_keys) { i18n.missing_keys }
-  let(:unused_keys) { i18n.unused_keys }
-
-  it 'does not have missing keys' do
-    expect(missing_keys).to be_empty,
-      "Missing #{missing_keys.leaves.count} i18n keys, run `i18n-tasks missing' to show them"
-  end
-
-  it 'does not have unused keys' do
-    expect(unused_keys).to be_empty,
-      "#{unused_keys.leaves.count} unused i18n keys, run `i18n-tasks unused' to show them"
-  end
-end