Extract ISBN v1.6.2

Added

• Chinese (China) translation

Changed

• Use podofo rather than pdfinfo to retrieve pdf page count. Shoudl fix issues for some users having problems with pdfinfo.exe

Fixed

• If an exception occurred while attempting to scan a PDF, a second exception would occur when reporting it hiding the original.
• Fix libpng warning: icCCP: known incorrect sRGB profile using magick mogrify *.png