Release 1.2.3

src/Composer/Composer.php

@@ -28,9 +28,9 @@ use Composer\Autoload\AutoloadGenerator;
  */
 class Composer
 {
-    const VERSION = '@package_version@';
-    const BRANCH_ALIAS_VERSION = '@package_branch_alias_version@';
-    const RELEASE_DATE = '@release_date@';
+    const VERSION = '1.2.3';
+    const BRANCH_ALIAS_VERSION = '';
+    const RELEASE_DATE = '2016-12-01 14:33:53';
 
     /**
      * @var Package\RootPackageInterface