This new version adds option -t (translate), like some of my other tools. This option can be used to specify a codec when dumping the content of a file.
Here I used it to dump a Unicode file for a page of an XPS document:
zipdump_v0_0_12.zip (https)
MD5: 7110FB8B873BFDCF10E4A1C2AB89ACC2
SHA256: EA2D852C132DEF7947EBA0FFDB3E4CC8C69032413D36E67BBB3F943FA7B44B18