doctrine/dbal — pull request #199 by lutzportela (2012-09-14 11:11:09+00:00)
Title: fixed unquoted oldColumnName when changing column definition in MySQL

before:
```ALTER TABLE AlertCondition CHANGE fulltext `fulltext` VARCHAR(255) DEFAULT NULL``` failed.

after:
```ALTER TABLE AlertCondition CHANGE `fulltext` `fulltext` VARCHAR(255) DEFAULT NULL``` passes.