analog: homepage/url move

Homepage has been dead for a while. Debian have flagged this issue [as
well](http://duck.debian.net/static/sp/a/analog_full.html). This moves
the homepage and url to ones that work.

Closes Homebrew/homebrew#34006.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/analog.rb

@@ -1,9 +1,11 @@
-require 'formula'
+require "formula"
 
 class Analog < Formula
-  homepage 'http://analog.cx'
-  url 'http://analog.cx/analog-6.0.tar.gz'
-  sha1 '17ad601f84e73c940883fb9b9e805879aac37493'
+  homepage "https://tracker.debian.org/pkg/analog"
+  # The previous long-time homepage and url are stone-cold dead. Using Debian instead.
+  #homepage "http://analog.cx"
+  url "https://mirrors.kernel.org/debian/pool/main/a/analog/analog_6.0.orig.tar.gz"
+  sha1 "17ad601f84e73c940883fb9b9e805879aac37493"
   revision 1
 
   bottle do
@@ -12,9 +14,9 @@ class Analog < Formula
     sha1 "968ff8fcb3851697ad7d6f680accc7860cefee55" => :lion
   end
 
-  depends_on 'gd'
-  depends_on 'jpeg'
-  depends_on 'libpng'
+  depends_on "gd"
+  depends_on "jpeg"
+  depends_on "libpng"
 
   def install
     system "make", "CC=#{ENV.cc}",
@@ -23,8 +25,8 @@ class Analog < Formula
                    "LIBS=-lz",
                    "OS=OSX"
     bin.install "analog"
-    (share/'analog').install "examples", "how-to", "images", "lang"
-    (share/'analog').install "analog.cfg" => "analog.cfg-dist"
+    (share/"analog").install "examples", "how-to", "images", "lang"
+    (share/"analog").install "analog.cfg" => "analog.cfg-dist"
     man1.install "analog.man" => "analog.1"
   end