Updated DB toolbar to display query profiles

Adapted [view script from DoctrineORMModule](https://github.com/doctrine/DoctrineORMModule/blob/master/view/zend-developer-tools/toolbar/doctrine-orm.phtml) to display query profiles for Zend\Db (collected by BjyProfiler)

![Screenshot](http://s.lundrigan.ca/217ade.png)

All glory to @Zolex, [author of the DoctrineORMModule version.](https://github.com/doctrine/DoctrineORMModule/pull/117)