Deprecate Homebrew/versions, Homebrew/devel-only.

Don't use Homebrew/versions in a test and remove them both from the
OFFICIAL_TAPS list (i.e. `brew search`).

Library/Homebrew/official_taps.rb

@@ -1,7 +1,6 @@
 OFFICIAL_TAPS = %w[
   apache
   completions
-  devel-only
   dupes
   emacs
   fuse
@@ -12,7 +11,6 @@
   python
   science
   tex
-  versions
   x11
 ].freeze
 

Library/Homebrew/test/tap_test.rb

@@ -16,7 +16,7 @@ def test_tap
     end
 
     assert_match "homebrew/foo", cmd("tap")
-    assert_match "homebrew/versions", cmd("tap", "--list-official")
+    assert_match "homebrew/science", cmd("tap", "--list-official")
     assert_match "2 taps", cmd("tap-info")
     assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "homebrew/foo")
     assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "--json=v1", "--installed")
@@ -162,17 +162,17 @@ def test_remote
     assert_raises(TapUnavailableError) { Tap.new("Homebrew", "bar").remote }
     refute_predicate @tap, :custom_remote?
 
-    version_tap = Tap.new("Homebrew", "versions")
-    version_tap.path.mkpath
-    version_tap.path.cd do
+    services_tap = Tap.new("Homebrew", "services")
+    services_tap.path.mkpath
+    services_tap.path.cd do
       shutup do
         system "git", "init"
-        system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-versions"
+        system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-services"
       end
     end
-    refute_predicate version_tap, :private?
+    refute_predicate services_tap, :private?
   ensure
-    version_tap.path.rmtree if version_tap
+    services_tap.path.rmtree if services_tap
   end
 
   def test_remote_not_git_repo