Add logging context for request including request id

api/api.py

api/auth/containerauth.py

api/auth/userauth.py

api/base.py

api/dao/consistencychecker.py

api/files.py

api/handlers/grouphandler.py

api/handlers/listhandler.py

api/handlers/reporthandler.py

api/handlers/schemahandler.py

api/handlers/searchhandler.py

api/jobs/handlers.py

api/jobs/jobs.py

api/placer.py

api/request.py

api/root.py

bin/run-dev-osx.sh

test/integration_tests/requirements-integration-test.txt

test/unit_tests/python/test_request.py