Pycdlib

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* Better UDF compatibility
* Add a tool to extract files with pycdlib
* Greatly improve performance of pycdlib-genisoimage duplicate detection
* Add a design document to the documentation
* Better support for Rock Ridge SF records
* Add type annotation to the entire codebase
* Fix a bug with UDF directory sorting
* Many more unit tests added
* APIs added:
* walk()
* open_file_from_iso()
* APIs removed:
None
* APIs deprecated:
None

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* More fixes for better UDF compatibility
* Internal revamp of UDF to move some functionality into the classes
* Share more code internally
* More tests
* Better UDF support in pycdlib-explorer
* More documentation, mostly in pycdlib-explorer
* Python 3.4 compatibility
* APIs added:
None
* APIs removed:
None
* APIs deprecated:
None

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* Many more fixes for UDF compatibility
* Support for arbitrarily many hard-links between El Torito, Joliet, ISO9660, and UDF
* Increase test coverage
* Add support for duplicate file detection in pycdlib-genisoimage
* Add support for Rock Ridge version 1.10
* Fix up unicode handling of filenames
* Minor performance optimizations
* APIs added:
None
* APIs removed:
None
* APIs deprecated:
None

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* Lots more updates to pycdlib-genisoimage
* Support for absolute Rock Ridge symlinks
* Initial UDF support
* Documentation updates
* Performance optimizations
* Increase test coverage
* Deprecate a bunch of methods
* Support ISOs that report incorrect PVD sizes
* Initial UDF support
* APIs added:
* get_file_from_iso()
* get_file_from_iso_fp()
* list_children()
* get_record()
* set_relocated_name()
* APIs removed:
None
* APIs deprecated:
* get_and_write()
* get_and_write_fp()
* add_joliet_directory()
* rm_joliet_directory()
* list_dir()
* get_entry()

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* Switch to python3 for the tools
* Small man page fixes
* APIs added:
None
* APIs removed:
None
* APIs deprecated:
None

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* Small fixes to fix up RPM packaging
* APIs added:
None
* APIs removed:
None
* APIs deprecated:
None