General

• create methods for standard actions and validators in builders
• pass only one cfg object to methods, compose them into one (dont use inheritance)

Workbench

• break out ColumnBuilder from WorkbenchBuilder
• add cfg.columns.property("title", "Title")

Dialogs

• rename field methods on cfg.fields, i.e. cfg.fields.textField() => cfg.fields.text()
• fields.custom(new MyDefinition).name("foo")...