Remove param $confirmMessage.

You can set the confirm message using 'confirm' key in options.
Remove $confirmMessage param.

Confirmation message can be set using 'confirm' key in options.
Document 'default' option.
Remove "default" option from HtmlHelper::link().

Adding js code to prevent default behavior of link by itself has little value.
Update bake templates.

Now using 'confirm' key in options for FormHelper::postLink()
instead of removed param $confirmMessage.
Making Table::columnType() a setter too
Adding a new method Table::_initializeSchema that users can override
Added test for _initializeSchema
Removed whitespace
Fixing test
Added a shorthand stackTrace() method
Removing extra whitespace
Merge pull request #3889 from cakephp/3.0-override-column-type

3.0 override column type
Merge pull request #3882 from ADmad/3.0-helper

3.0 helper
Merge pull request #3903 from cakephp/3.0-stacktrace

Added a shorthand stackTrace() method
Fix RouteBuilder::scope()

As with plugin() and prefix(), scope() should append args and extend the
current scope. This was totally broken before.
Fix remaining PHPCS errors.
Don't allow PHPCS to fail anymore.
Fix new coding standards errors.