Initial commit of .editorconfig

.editorconfig

@@ -0,0 +1,23 @@
+# https://editorconfig.org/
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+trim_trailing_whitespace = true
+
+# Overrides for Python files
+[*.py]
+indent_size = 4
+
+# Overrides for HTML files
+[*.html]
+indent_size = 2
+
+# Overrides for Makefile
+[Makefile]
+indent_size = 4
+indent_style = tabs