Changes
* Fixed crash when starting a "find & replace in files" operation without a pdf open
* Fixed possible crash during search & replace when text involving ligatures was being processed
* Fixed problem with bogus InDesign CS3 ToUnicode maps.
* Changed default scaling mode for replace-images
* Fixed problem recognising fully-justified paragraphs
* Fixed possible crash in underline detection code
* Fixed problem with JPEG2000 images and complex colour-spaces
* Improved drawing of complex multi-part vector paths
* Fixed possible crash when pasting objects
* Fixed crash related to length of file name
