Fusesoc

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* Remove python 2 support
* Improved CI checks
* Add CAPI2 support for setting include_path
* Relicensed to 2-clause BSD license
* Allow using parameters defined in dependencies
* Support real (float) parameters

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
Ben Reynwar <benreynwar.net>
Jonathan Balkind <jbalkindprinceton.edu>
Olof Kindgren <olof.kindgrengmail.com>
Philipp Wagner <philipp.wagnertum.de>
Rupert Swarbrick <rswarbrickgmail.com>

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* Write resolved dependency tree to EDAM structure
* Add core affiliation for each file in EDAM
* Massively improved documentation
* Add library list command
* Always run configure before build
* Support older (<2.3.3) git versions
* Parse arguments before sending to edalize configure
* Support dependency ranges with ~ and ^

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
Alan Gibson <alangibson.miscgmail.com>
Olof Kindgren <olof.kindgrengmail.com>
Philipp Wagner <philipp.wagnertum.de>
Tobias Wölfel <tobias.woelfelmailbox.org>

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* Support setting logical_name on individual files
* Add description field to targets
* Make unknown CAPI2 keys non-critical
* Make lists appendable
* Store workspace-local libraries in fusesoc_libraries
* Experimental support for use flags

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
Mark Saunders
Michał Kruszewski <mkruprotonmail.com>
Olof Kindgren <olof.kindgrengmail.com>

======================================================
* Add --build-root switch to specify build directory
* Fix yaml deprecation warnings
* Support conditionals in parameter types
* Add --system-name flag to set system name

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
Jan Schiefer
Jonathan Balkind <jbalkindprinceton.edu>
Olof Kindgren <olof.kindgrengmail.com>
Philipp Wagner <philipp.wagnertum.de>
Tobias Woelfel <tobias.woelfelmailbox.org>

======================================================
* Fix uncachable cores
* Add position argument for generators
* Add fusesoc core sub commands
* Add sphinx documentation

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
Ben Reynwar <benreynwar.net>
Euripedes Rocha <rocha.euripedesgmail.com>
Olof Kindgren <olof.kindgrengmail.com>

======================================================
* Add generators support
* Split out edalize to a separate package
* CAPI1 support for Trellis backend
* CAPI1 support for VCS backend

* + improved error handling, bug fixes and refactoring

Contributors:
Anonymous
David Shah <daveds0.me>
Jonathan Balkind <jbalkindprinceton.edu>
Olof Kindgren <olof.kindgrengmail.com>
Philipp Wagner <philipp.wagnertum.de>