Patch Internet Archive scandata.xml

Sets pageType to 'Title' for given leaf number and to 'Normal' for all other leaves. (see Internet Archive FAQ)
Adds (or changes) pageNumber tags for all pages with numbering starting at given leaf number.

One identifier:
returned file is the patched scandata.xml; errors/messages are displayed on this page.

Multiple identifier (one per line):
returned file is a zip file containing sucessfully patched scandata.xml files; errors/messages are logged to a log.txt file which is also added to the zip file.
Note: max. 10 identifiers per request allowed.

Number of leaf to use as title/cover page (used for search results, etc.). Note: leaf numbering starts at 0.

Number of leaf which represents page number 1. Note: leaf numbering starts at 0.