Added Tombstone Analyzer for Tombstone report generation

Author: frenck

README.md

@@ -53,6 +53,7 @@ Other packages that you'll get:
 * **[PHP_CodeSniffer Composer Installer]**: For installing PHP_CodeSniffer coding standards
 * **[PHPCompatibility]**: PHP Compatibility checks for PHP_CodeSniffer
 * **[prestissimo]**: Composer parallel install plugin
+* **[Tombstone Analyzer]**: Report generation for Tombstones
 
 ## Suggested
 
@@ -83,6 +84,7 @@ The following packages are suggested:
 [PhpMetrics]: http://www.phpmetrics.org
 [PHPUnit]: https://phpunit.de
 [SensioLabs Security Checker]: https://security.sensiolabs.org
+[Tombstone Analyzer]: https://github.com/scheb/tombstone-analyzer
 
 [Behat Mink]: https://github.com/Behat/MinkExtension
 [Composer Versions Check]: https://github.com/Soullivaneuh/composer-versions-check

composer.json

@@ -48,6 +48,7 @@
     "sllh/composer-versions-check": "^2.0.0",
     "sstalle/php7cc": "^1.1.0",
     "squizlabs/php_codesniffer": "^2.5",
+    "scheb/tombstone-analyzer": "^0.3.0",
 
     "ocramius/proxy-manager": "^1.0.0"
   },