fix version number and sha256 for cask zipball; bump support system v…

…ersion to 10.12 in README

Casks/emacs-mac.rb

@@ -1,7 +1,7 @@
 cask 'emacs-mac' do
-  version 'emacs-25.1-mac-6.0'
+  version 'emacs-25.1-z-mac-6.0'
 
-  sha256 '5152b6cc403914c6333a677faf28247a98c1126c95382665b228113840ac3dfe'
+  sha256 '3a93523ababd2a53789b54b01e45accdb2b9f0fe5effc2760d540a3736e9f490'
 
   url 'https://s3.amazonaws.com/emacs-mac-port/emacs-25.1-mac-6.0.zip'
   name 'Emacs-mac'

Formula/emacs-mac.rb

@@ -5,7 +5,7 @@ class EmacsMac < Formula
 
   url "https://bitbucket.org/mituharu/emacs-mac/get/emacs-25.1-mac-6.0.tar.gz"
   sha256 "5152b6cc403914c6333a677faf28247a98c1126c95382665b228113840ac3dfe"
-  version "emacs-25.1-mac-6.0"
+  version "emacs-25.1-z-mac-6.0"
 
   depends_on "autoconf" => :build
   depends_on "automake" => :build
@@ -54,7 +54,7 @@ def caveats
     <<-EOS.undent
       This is YAMAMOTO Mitsuharu's "Mac port" addition to
       GNU Emacs 25. This provides a native GUI support for Mac OS X
-      10.6 - 10.11. After installing, see README-mac and NEWS-mac
+      10.6 - 10.12. After installing, see README-mac and NEWS-mac
       in #{prefix} for the port details.
 
       Emacs.app was installed to:

README.md

@@ -5,7 +5,7 @@
 Official repository: https://bitbucket.org/mituharu/emacs-mac/overview
 
 This is "Mac port" addition to GNU Emacs 25.  This provides a native
-GUI support for Mac OS X 10.6 - 10.11.  Note that Emacs 23 and later
+GUI support for Mac OS X 10.6 - 10.12.  Note that Emacs 23 and later
 already contain the official GUI support via the NS (Cocoa) port for
 Mac OS X 10.4 and later.  So if it is good enough for you, then you
 don't need to try this.