Remove Array#inquiry

We are promoting too much a feature that will not be widler used.
So for now lets keep just the ArrayInquirer constructor.

activesupport/CHANGELOG.md

@@ -1,4 +1,4 @@
-*   Added `ActiveSupport::ArrayInquirer` and `Array#inquiry`.
+*   Added `ActiveSupport::ArrayInquirer`.
 
     Wrapping an array in an `ArrayInquirer` gives a friendlier way to check its
     contents:
@@ -13,9 +13,6 @@
         variants.any?(:phone, :desktop)  # => true
         variants.any?(:desktop, :watch)  # => false
 
-    `Array#inquiry` is a shortcut for wrapping the receiving array in an
-    `ArrayInquirer`.
-
     *George Claghorn*
 
 *   Deprecate `alias_method_chain` in favour of `Module#prepend` introduced in Ruby 2.0

activesupport/lib/active_support/core_ext/array.rb

@@ -4,4 +4,3 @@ require 'active_support/core_ext/array/conversions'
 require 'active_support/core_ext/array/extract_options'
 require 'active_support/core_ext/array/grouping'
 require 'active_support/core_ext/array/prepend_and_append'
-require 'active_support/core_ext/array/inquiry'

activesupport/lib/active_support/core_ext/array/inquiry.rb

@@ -1,15 +0,0 @@
-class Array
-  # Wraps the array in an +ArrayInquirer+ object, which gives a friendlier way
-  # to check its string-like contents.
-  #
-  #   pets = [:cat, :dog].inquiry
-  #
-  #   pets.cat?     # => true
-  #   pets.ferret?  # => false
-  #
-  #   pets.any?(:cat, :ferret)  # => true
-  #   pets.any?(:ferret, :alligator)  # => false
-  def inquiry
-    ActiveSupport::ArrayInquirer.new(self)
-  end
-end

activesupport/test/array_inquirer_test.rb

@@ -25,11 +25,4 @@ class ArrayInquirerTest < ActiveSupport::TestCase
   def test_respond_to
     assert_respond_to @array_inquirer, :development?
   end
-
-  def test_inquiry
-    result = [:mobile, :tablet].inquiry
-
-    assert_instance_of ActiveSupport::ArrayInquirer, result
-    assert_equal @array_inquirer, result
-  end
 end