Merge pull request #2268 from return42/editorconfig

# https://editorconfig.org/

root = true

[*]

indent_style = space

indent_size = 4

insert_final_newline = true

trim_trailing_whitespace = true

end_of_line = lf

charset = utf-8

[*.py]

max_line_length = 119

[*.html]

indent_size = 4

[*.json]

indent_size = 4

insert_final_newline = ignore

# Minified JavaScript files shouldn't be changed

[**.min.js]

indent_style = ignore

insert_final_newline = ignore

# Makefiles always use tabs for indentation

[Makefile]

indent_style = tab

# Batch files use tabs for indentation

[*.bat]

indent_style = tab

[docs/**.rst]

max_line_length = 79

[*.yml]

indent_size = 2