Added security vulnerability notice.

Author: Ben Lloyd Pearson

README.md

@@ -5,6 +5,8 @@
 
 # MySQL Expectations
 
+**Please Note**: This project has a known security vulnerability. Use at your own risk!
+
 The `mysql_expectations` gem makes it easy to write RSpec expectations for MySQL 
 schemas and data.
 
@@ -157,4 +159,4 @@ Each scenario for this feature gives an expectation that you can plug into this
 All the features follow this same format.
 
 
-Code licensed under the New BSD license. See the [LICENSE](LICENSE) file for terms.
+Code licensed under the New BSD license. See the [LICENSE](LICENSE) file for terms.