HH-41451 syntax highlighting in debug [ipetropolsky] [gkostin]
HH-41451 run PEP8 tests on build and fix some PEP8 warnings
HH-41889 update executor configs
Merge remote-tracking branch 'origin/HH-41889' into EXP-10859
release 2.19.2 [an.sumin@hh.ru]
Merge remote-tracking branch 'origin/HH-41451' into EXP-10877
release 2.19.3 [an.sumin@hh.ru]
HH-41609 move logging configuration from tornado to frontik