Create .editorconfig

.editorconfig

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+; This file is for unifying the coding style for different editors and IDEs.
+; More information at http://editorconfig.org
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+; Works with some editors only
+quote_type = single
+max_line_length = 120
+spaces_around_brackets = true
+spaces_around_operators = true