build: move configs to setup.cfg

Author: matejcik

.flake8

@@ -1,2 +1,31 @@
 [bdist_wheel]
 universal = 1
+
+[flake8]
+extend-ignore =
+    # E203: Whitespace before ':'
+    E203,
+    # E501: line too long
+    E501
+
+[mypy]
+warn_unreachable = True
+warn_unused_ignores = True
+warn_redundant_casts = True
+warn_unused_configs = True
+; Disabling incremental mode is required for `warn_unused_configs = True` to work
+incremental = False
+disallow_untyped_defs = True
+check_untyped_defs = True
+strict_equality = True
+implicit_reexport = False
+no_implicit_optional = True
+
+[mypy-generate_vectors]
+ignore_errors = True
+
+[mypy-setuptools.*]
+ignore_missing_imports = True
+
+[mypy-bip32utils.*]
+ignore_missing_imports = True