Improve EditorConfig file

.editorconfig

@@ -1,17 +1,22 @@
 # EditorConfig for Spring Security
 # see https://github.com/spring-projects/spring-security/blob/master/CONTRIBUTING.md#mind-the-whitespace
 
-# top-most EditorConfig file
 root = true
 
-# Unix-style newlines with a newline ending every file
 [*]
 end_of_line = lf
+trim_trailing_whitespace = true
 insert_final_newline = true
-charset = latin1
+max_line_length = 120
 
-# 4 tabs indentation
+[*.java]
 indent_style = tab
-tab_width = 4
+indent_size = 4
+charset = latin1
+continuation_indent_size = 8
 
-trim_trailing_whitespace = true
+[*.xml]
+indent_style = tab
+indent_size = 4
+charset = latin1
+continuation_indent_size = 8