Use Core Animation for the open document animation (zooming icon)
Ensure our HTML output view is first responder after load

When redirecting to a PDF file the PDFView (inside the WebView) is not made first responder (on 10.9, it might have worked on 10.8).
Move WebView related print support to OakHTMLOutputView
Speedup tool-tip fadeout except when closing due to mouse moved
Set regexp error popover behavior to NSPopoverBehaviorTransient

This allows using escape to close the popover.
Show malformed match result “warning” with correct font size