conftypes: Expand user in Directory
Fix import for get_standard_dir
conftypes: Use special SYSTEM_PROXY object instead of 0.
conftypes: cleanup
conftypes: Check {} correctly in ShellCommand.
conftype: Simplify URL checking for Proxy.
conftypes: Check URL for SearchEngineUrl.
conftypes: Transform AutoSearch correctly.
test: Remove unneeded custom __eq__ methods.
test_conftypes: Cleanups.
test_conftype: More tests.
pylint: Disable too-many-lines.
flake8: Ignore redefinition
test_conftypes: Fix lint
test: Use unittest's subTest.

https://docs.python.org/3.4/library/unittest.html#distinguishing-test-iterations-using-subtests
Add --debug-exit option for late exit debugging.
log: Fix lepl filter with debug logging.
Enable python warnings with --debug
log: Fix RAMHandler so the data can change while iterating.
log: Adjust colors so warnings/errors are more visible.