[backend] debugging
[frontend] fixed paramater validation for API hanlde `create_new_copr`
Automatic commit of package [copr-frontend] release [1.48-1].
[backend] unittest fixes
[backend] disabled debug prints, fixed PEP8 violations
[backend] unittest for backend.actions
[backend] test coverage to include backend/run/ files
Automatic commit of package [copr-backend] release [1.48-1].
[backend] small bug in dispatcher
Automatic commit of package [copr-backend] release [1.49-1].
Fix mismatch between documentation and actual API in new build

Current implementation returns multiple ids, not just one
[backend] backend.sign: discover `keygen_host` from backend config file
[backend] unittests for backend/sign
[backend] PEP8 name convention
[backend] refactoring/unittest dispatcher
[backend] renamed FrontendCallback to FrontendClient
[backend] unittest for frontendclient
[backend] split copr-be.py into more files
[backend] dispatcher: handle None value obtained from job_queue
1169366 - Files installed in both copr-frontend and copr-frontend-doc

workaround of bug 1078760