removed erroneous tip

I'm working through the tutorial myself and got to this point.

Don’t forget to add a require_once call for this class to the bootstrap.php

This advice is wrong. The class is located in the src directory and so is autoloaded when required. No require statement is necessary.
Add MyISAM limitation
Merge pull request #906 from KevinBrogan/master

removed erroneous tip
add missing use statement for SQL Server testsuite to work
Merge pull request #909 from deeky666/fix-sqlserver-database-driver-test

Fix DatabaseDriverTest on SQL Server
fix foreach coding style
Merge pull request #911 from goatherd/fix-foreach-as-style

fix foreach coding style
Added exception class names
added license badge
Merge pull request #914 from liuggio/patch-2

added license badge
Merge pull request #913 from WouterJ/patch-1

Added exception class names
Remove badges
Improved DQL's "new" operator documentation

I had to dig through the pull requests and issues to figure that out, so I believe it's best documented explicitly.
Improved DQL's "new" operator documentation
Merge pull request #915 from mnapoli/patch-1

Improved DQL's "new" operator documentation
Fix lazy association load