feat: add .editorconfig (#5691)

Shyam-Chen · yyx990803 · commit 0cc0b0726d38 · 2017-05-29T13:29:22.000+08:00
diff --git a/.editorconfig b/.editorconfig
@@ -0,0 +1,15 @@
+# http://editorconfig.org
+
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+insert_final_newline = false
+trim_trailing_whitespace = false
