v1.2.0

Show a Message Bar Alert from a child component with the MessageBarManager.
MessageBar supports permanent alert/prevent alert to be hidden after a delay (see shouldHideAfterDelay property)
MessageBar supports permanent alert even when user tap it (see shouldHideOnTap property)
Customization of number of lines for title. 0 for unlimited number of lines
Customization of number of lines for message. 0 for unlimited number of lines
Example updated
Documentation updated