Merge branch 'fix-logging' into 'master'

logging: print Deckard errors in pytest output again

See merge request knot/deckard!127

deckard_pytest.ini

 [pytest]
-log_print = False
 python_files=deckard_pytest.py
 norecursedirs=*
+log_cli=true
+

requirements.txt

@@ -2,5 +2,5 @@ dnspython>=1.15
 Jinja2>=2.8
 PyYAML
 python-augeas
-pytest
+pytest>=3.4
 pytest-xdist

run.sh

@@ -9,4 +9,4 @@ source "${MAKEDIR}/env.sh"
 
 # compatibility with old TESTS= env variable
 # add --scenarios= only if the variable TESTS is non-empty
-python3 -m pytest -c "${MAKEDIR}/deckard_pytest.ini" "${MAKEDIR}" ${DECKARDFLAGS:-} ${TESTS:+"--scenarios=${TESTS}"} "$@"
+python3 -m pytest -c "${MAKEDIR}/deckard_pytest.ini" ${VERBOSE:-"--log-level=40"} ${VERBOSE:+"--log-level=10"} "${MAKEDIR}" ${DECKARDFLAGS:-} ${TESTS:+"--scenarios=${TESTS}"} "$@"