* fix dep graph, existing in graph
* do not change from same dep reason
* roll up layer installs in case of fail
* re-use pacman exclude mechanism
should finish the reimplementation of the missing guards from the legacy
engine.
* include update in debug log
* test rollups
* show new packages in upgrade form if they exist
* refactor up select
* remove unused graph parts
* readd len
* Complete upgrade graphing
* Extract to upgrade pkg
* remove unused dep method
* remove uneeded dep
* cleanup method
* specify io Reader for testing
* use specified input vector
* fix non-active devel
* test base cases
* add devel test cases
* add range tests
* add logger struct
* use logger struct in upgrade
* follow golangci recommendations
* update deps
* update golangci
* make config into parameter
* test(new engine): local install test
* test(keys): fix test keys
* complete integration test for local install
* add simple mising mechanism
