uberfire/uberfire — pull request #53 by heiko-braun (2014-06-12 11:48:24+00:00)
Title: Fix UF-97: Provide extension hooks for HAL to customise the workbench layout & panel presenters

- Introduce WorkbenchLayout SPI
- Added two custom PanelTypes for HAL: SplitLayout and LayoutPanel
- Allow for PanelDefinition parent traversal
- Added PanelPresenter.selectPanel() API