In the Input Gestures dialog, the Windows key is correctly displayed when it is included in a gesture.

KeyboardInputGesture.getDisplayNameTextForIdentifier wasn't handling NVDA's fake vk codes when checking for modifiers and VK_WIN is fake.
Fixes #3628.
l10n: updated translations, from svn rev 12657.
Merge commit 'fetch_head' into jpbranch