Fix corners on vertical `ButtonGroup` #117
ie8 test page
Use React's EventListener in DropdownStateMixin

Works with ie8
Fix overriding of `bsStyle` on `Panel` by `PanelGroup`
Merge pull request #121 from stereosteve/ie8

IE8 test page + fix DropdownStateMixin
ie8: Modal uses EventListener
ie8: fix DropdownStateMixin.unbindRootCloseHandlers

Empty the array of event listeners when unbinding.
Merge pull request #123 from stereosteve/ie8

IE8: modal
Pass `bsStyle` from `TabbedArea` to `Nav`

also fixes some whitespaces in TabbedArea test
Merge pull request #126 from brainary/tabbedarea-bsstyle

Pass `bsStyle` from `TabbedArea` to `Nav`
Merge pull request #122 from react-bootstrap/bugfix/panel-bsstyle

Fix overriding of `bsStyle` on `Panel` by `PanelGroup`
Merge pull request #118 from react-bootstrap/bugfix/button-group-vertical

Fix corners on vertical `ButtonGroup` #117
Add test to Button to show that it transfers props, allowing additional classes to be added to element

Add test to Panel to show that it transfers props, allowing additional classes to be added to element, and implement

Strengthen tests slightly to make sure not replacing existing class

remove duplicate test, remove blank lines
Now possible to provide a renderable as a label to a progress bar.
Now wrapping the progress bar label in sr-only span regardless of label
type when srOnly prop is set.