Updated editorconfig.

.editorconfig

@@ -3,31 +3,13 @@
 # top-most EditorConfig file
 root = true
 
-# Unix-style newlines with a newline ending every file
 [*]
 end_of_line = lf
 insert_final_newline = true
-
-# Matches multiple files with brace expansion notation
-# Set default charset
-[*.{js,py}]
 charset = utf-8
-
-# 4 space indentation
-[*.py]
 indent_style = space
 indent_size = 4
 
-# Tab indentation (no size specified)
-[Makefile]
-indent_style = tab
-
-# Indentation override for all JS under lib directory
-[lib/**.js]
-indent_style = space
-indent_size = 2
-
-# Matches the exact files either package.json or .travis.yml
-[{package.json,.travis.yml}]
+[*.{yml,yaml}]
 indent_style = space
 indent_size = 2