tex-pdfmanagement-testphase{,-doc}: update to 0.96d

0.96a
- prepare for kernel switch to e-types
- use properties instead of l3ref-tmp.sty if format is new enough
- improve xcolor firstaid patch

0.96b
- switch to e-type
- correct fontspec spotcolor support

0.96c
- remove dependency to ltxcmds in the hyperref driver
- correct a local/global assigment
- remove l3ref-tmp.sty
- l3pdffile.dtx: change mimetype of xml to application/xml

0.96d
### Added
- l3pdfmeta.dtx: support for PDF declarations in XMP metadata.
- hyperref-generic.dtx: option nested-links key to suppress nested links.

### Changed
- key family in hyperref-generic is now hyp and not hyp/setup
- do not use pdfuaid:rev with pdf/UA-1 to avoid validator failures
- l3bitset is not loaded if a current l3kernel is detected

(markd)