Refactor .editorconfig.

Library/.editorconfig

@@ -1,17 +1,17 @@
 # http://editorconfig.org
-[Homebrew/**.rb]
+
+root = true
+
+[*]
 charset = utf-8
 end_of_line = lf
 indent_style = space
 indent_size = 2
 insert_final_newline = true
+
+[{Homebrew/**.rb,.simplecov}]
 trim_trailing_whitespace = true
 
 [Taps/homebrew/**.rb]
-charset = utf-8
-end_of_line = lf
-indent_style = space
-indent_size = 2
-insert_final_newline = true
 # trailing whitespace is crucial for patches
 trim_trailing_whitespace = false

Library/Homebrew/cask/.editorconfig

@@ -1,9 +0,0 @@
-root = true
-
-[*]
-indent_style = space
-indent_size = 2
-end_of_line = lf
-charset = utf-8
-trim_trailing_whitespace = true
-insert_final_newline = true