bug symfony#18385 Detect CLI color support for Windows 10 build 10586 (mlocati)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes symfony#18385).

Discussion
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Detect CLI color support for Windows 10 build 10586

Newer Windows 10 versions (builds starting from 10586) offer VT100 color support.
See http://www.nivot.org/blog/post/2016/02/04/Windows-10-TH2-(v1511)-Console-Host-Enhancements

| Q             | A
| ------------- | ---
| Branch?       | master - Maybe it could be backported to other branches too
| Bug fix?      | maybe 😉 - Do you you consider a bug not having colors on Windows?
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

472a7bf Detect CLI color support for Windows 10 build 10586

Author: nicolas-grekas

src/Symfony/Component/Console/Output/StreamOutput.php

@@ -85,7 +85,7 @@ protected function doWrite($message, $newline)
      *
      * Colorization is disabled if not supported by the stream:
      *
-     *  -  Windows without Ansicon, ConEmu or Mintty
+     *  -  Windows before 10.0.10586 without Ansicon, ConEmu or Mintty
      *  -  non tty consoles
      *
      * @return bool true if the stream supports colorization, false otherwise
@@ -94,7 +94,11 @@ protected function hasColorSupport()
     {
         // @codeCoverageIgnoreStart
         if (DIRECTORY_SEPARATOR === '\\') {
-            return false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI') || 'xterm' === getenv('TERM');
+            return
+                0 >= version_compare('10.0.10586', PHP_WINDOWS_VERSION_MAJOR.'.'.PHP_WINDOWS_VERSION_MINOR.'.'.PHP_WINDOWS_VERSION_BUILD)
+                || false !== getenv('ANSICON')
+                || 'ON' === getenv('ConEmuANSI')
+                || 'xterm' === getenv('TERM');
         }
 
         return function_exists('posix_isatty') && @posix_isatty($this->stream);