Use 'html2mobi' but rename it to 'NRhtml2mobi' as modifications are made to NOT reduce image sizes, and thus this program no longer is the same as tompe's 'html2mobi'

Mods to Mobiperl-0.0.37
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- MobiPerl/MobiFile.pm (changed: my $data = MobiPerl::Util::get_image_data ($filename, 0);)
- MobiPerl/Util.pm (changed: my $rescale_large_images = 0;)
- Palm/Doc.pm (added version printout code from previous version)