Merge pull request #2157 from h5bp/editorconfig-rules

remove redundant rules from .editorconfig

Author: roblarsen

.editorconfig

@@ -14,9 +14,3 @@ trim_trailing_whitespace = true
 
 [*.md]
 trim_trailing_whitespace = false
-
-[{.travis.yml,package.json}]
-# The indent size used in the `package.json` file cannot be changed
-# https://github.com/npm/npm/pull/3180#issuecomment-16336516
-indent_size = 2
-indent_style = space