- Update to version 2.2.8:
* More versatile handling of Trace, including sorting using
cyclic symmetry (Connor).
* Fixes for combine (Connor).
* Save command-line history (Connor).
* Make imported notebooks use the default post_process function.
* Make unwrap move scalars out of exterior (wedge) products, see
this Q&A post.
* Fix bug with indices with accents (github/166).
* Added a cadabra2latex command to convert notebooks to LaTeX.
* Fixed issue building with latest Homebrew on macOS.
* Fixed Windows build issues and add python path settings at
runtime.
* Fixed bug with multipliers not reducing to canonical form.
- Add Fix-linking-of-cadabra-module.patch
- Remove timestamps from Doxygen generated HTML files, drop
obsolete cadabra2-rpmlintrc
- Use system jsoncpp
- Drop conditionals for obsolete distro versions
- Remove lots of unused/obsolete TeX BuildRequires.

- Update to version 2.2.7:
* Added cdb.utils.develop and cdb.relativity.abstract.
* Added authentication token to all client-server communication.
* Various extensions to the Trace property.
* Make property info available from Python (Dominic).
* Fixed integration by parts with index-less derivatives.
* Added eliminate_vielbein.
* Fixed display of lists of sympy expressions.
* Fixed (finally) UTF8 input for non-English symbols.