Declare few more actions for future use, references #616
Properly update navigation actions, references #621
Create model on demand, not with simple delay, fixes #623
Fallback to search for non empty text, references #623
Follow state of Undo and Redo, references #621
Fix Open action under Windows, spotted by wis
Do not produce warning for special pages that do not have Undo and Redo support
Fixed case sensitive HTTP header lookup in TransferManager. Added default "All files (*)" filter for file save dialog.
Merge pull request #628 from strump/master

Fixed case sensitive HTTP header lookup in TransferManager.
Use predefined actions in TrayIcon