🔧 Added .editorconfig for consistent editor settings

.editorconfig

@@ -0,0 +1,18 @@
+# Editor configuration, see http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 4
+insert_final_newline = true
+max_line_length = 80
+trim_trailing_whitespace = true
+quote_type = double
+
+[*.md]
+max_line_length = 0
+trim_trailing_whitespace = false
+
+[COMMIT_EDITMSG]
+max_line_length = 0