README.md in pre-commit-0.17.0 vs README.md in pre-commit-0.18.0

@@ -1,13 +1,13 @@
 A better pre-commit hook for git.
 
-[![Current version](https://badge.fury.io/rb/pre-commit.png)](https://rubygems.org/gems/pre-commit)
-[![Code Climate](https://codeclimate.com/github/jish/pre-commit.png)](https://codeclimate.com/github/jish/pre-commit)
-[![Coverage Status](https://coveralls.io/repos/jish/pre-commit/badge.png?branch=master)](https://coveralls.io/r/jish/pre-commit?branch=master)
-[![Build status](https://secure.travis-ci.org/jish/pre-commit.png?branch=master)](https://travis-ci.org/jish/pre-commit)
+[![Current version](https://badge.fury.io/rb/pre-commit.svg)](https://rubygems.org/gems/pre-commit)
+[![Code Climate](https://img.shields.io/codeclimate/github/jish/pre-commit.svg)](https://codeclimate.com/github/jish/pre-commit)
+[![Coverage Status](https://img.shields.io/coveralls/jish/pre-commit/master.svg)](https://coveralls.io/r/jish/pre-commit?branch=master)
+[![Build status](https://travis-ci.org/jish/pre-commit.svg?branch=master)](https://travis-ci.org/jish/pre-commit)
 [![Dependency Status](https://gemnasium.com/jish/pre-commit.png)](https://gemnasium.com/jish/pre-commit)
-[![Documentation](http://b.repl.ca/v1/yard-docs-blue.png)](http://rubydoc.info/gems/pre-commit/frames)
+[![Documentation](https://img.shields.io/badge/yard-docs-blue.svg)](http://rubydoc.info/gems/pre-commit/frames)
 
 ## Installation
 
 Install the gem
 
@@ -72,11 +72,11 @@
 
 Example move `jshint` from `checks` to `warnings` in `yaml` provider and save configuration to git:
 ```bash
 pre-commit disable yaml checks   jshint
 pre-commit enable  yaml warnings jshint
-git add config/pre-commit.yml
+git add config/pre_commit.yml
 git commit -m "pre-commit: move jshint from checks to warnings"
 ```
 
 Example `config/pre_commit.yml`:
 ```yaml
@@ -101,9 +101,9 @@
 
 `pre-commit` comes with 4 configuration providers:
 
 - `default` - basic settings, read only
 - `git` - reads configuration from `git config pre-commit.*`, allow local update
-- `yaml` - reads configuration from `/etc/pre-commit.yml`, `$HOME/.pre-commit.yml` and `config/pre-commit.yml`, allows `config/pre-commit.yml` updates
+- `yaml` - reads configuration from `/etc/pre_commit.yml`, `$HOME/.pre_commit.yml` and `config/pre_commit.yml`, allows `config/pre_commit.yml` updates
 - `env` - reads configuration from environment variables
 
 ## [Contributing](CONTRIBUTING.md)