v0.8.2

Feature

• Added static modal file selection dialog functions.
  • FIlePanel.OpenFilePanel()
  • FilePanel.SaveFilePanel()
• Added 04_FileDialog sample.

Changed

• UniWindowController.OnStateChanged delegate needs an argument (UniWindowController.WindowStateEventType.
  • It indicates "resized" or "style changed"

Fixed

• Minor improvements for the lost keystrokes issue.