Fix: Project is using 4 spaces but editor config is wrong when user env is 2 spaces.

.editorconfig

@@ -1,8 +1,25 @@
+# This file is for unifying the coding style for different editors and IDEs
+# editorconfig.org
+
+# top-most EditorConfig file
 root = true
 
+# every file
+[*]
 charset = utf-8
-indent_style = space
-indent_size = 4
 end_of_line = lf
+indent_size = 4
+indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
+
+# 4 space indentation
+[*.py]
+indent_size = 4
+
+# Tab indentation (no size specified)
+[Makefile]
+indent_style = tab
+
+[*.md]
+trim_trailing_whitespace = false