Added the tool that generates contexts.

Author: udan11

src/Contexts/ContextMySql50000.php

@@ -3,6 +3,8 @@
 /**
  * Context for MySQL 5.
  *
+ * This file was auto-generated.
+ *
  * @package    SqlParser
  * @subpackage Contexts
  * @link       https://dev.mysql.com/doc/refman/5.0/en/keywords.html

src/Contexts/ContextMySql50100.php

@@ -3,6 +3,8 @@
 /**
  * Context for MySQL 5.1.
  *
+ * This file was auto-generated.
+ *
  * @package    SqlParser
  * @subpackage Contexts
  * @link       https://dev.mysql.com/doc/refman/5.1/en/keywords.html

src/Contexts/ContextMySql50500.php

@@ -3,6 +3,8 @@
 /**
  * Context for MySQL 5.5.
  *
+ * This file was auto-generated.
+ *
  * @package    SqlParser
  * @subpackage Contexts
  * @link       https://dev.mysql.com/doc/refman/5.5/en/keywords.html

src/Contexts/ContextMySql50600.php

@@ -3,6 +3,8 @@
 /**
  * Context for MySQL 5.6.
  *
+ * This file was auto-generated.
+ *
  * @package    SqlParser
  * @subpackage Contexts
  * @link       https://dev.mysql.com/doc/refman/5.6/en/keywords.html

src/Contexts/ContextMySql50700.php

@@ -3,6 +3,8 @@
 /**
  * Context for MySQL 5.7.
  *
+ * This file was auto-generated.
+ *
  * @package    SqlParser
  * @subpackage Contexts
  * @link       https://dev.mysql.com/doc/refman/5.7/en/keywords.html