Add pylintrc

Also remove line length configs from py linters in vimrc since we're
configuring that properly now.

Don't like having to repeat myself in pylintrc and black's conf but meh.

.pylintrc

@@ -0,0 +1,15 @@
+[tool.pylint.main]
+fail-under = 10
+ignore = ["CVS", ".git", ".hg", ".svn"]
+ignore-patterns = ["^\\.#"]
+suggestion-mode = true
+
+[tool.pylint.basic]
+bad-names = ["foo", "bar", "baz", "this", "thing"]
+good-names = ["_"]
+
+[tool.pylint.format]
+max-line-length = 120
+
+[tool.pylint.variables]
+allow-global-unused-variables = false