* add method set_option to Configuration and also use it everywhere
* split CreateUser handler to additional read method
* check user duplicate on auth mapping read
* generate salt by using passlib instead of random.choice
* case-insensetive usernames
* update dependencies
* update configuration reference
* improve tests
* add models tests (#1)
also replace single quote to double one to confort PEP docstring
+ move _check_output to class properties to make it available for
mocking
* alpm tests implementation
* try to replace os with pathlib
* update tests for pathlib
* fix includes glob and trim version from dependencies
* build_tools package tests
* repository component tests
* add sign tests
* complete status tests
* handle exceptions in actual_version calls
* complete core tests
* move configuration to root conftest
* application tests
* complete application tests
* change copyright to more generic one
* base web tests
* complete web tests
* complete testkit
also add argument parsers test
