Update README.md.

[ci skip]

.editorconfig

@@ -10,5 +10,8 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 
+[*.md]
+trim_trailing_whitespace = false
+
 [*.py]
 indent_size = 4

README.md

 # [Bootstrap](http://getbootstrap.com)
+
 [![Slack](https://bootstrap-slack.herokuapp.com/badge.svg)](https://bootstrap-slack.herokuapp.com)
 ![Bower version](https://img.shields.io/bower/v/bootstrap.svg)
 [![npm version](https://img.shields.io/npm/v/bootstrap.svg)](https://www.npmjs.com/package/bootstrap)
@@ -12,25 +13,25 @@ To get started, check out <http://getbootstrap.com>!
 
 ## Table of contents
 
-- [Quick start](#quick-start)
-- [Bugs and feature requests](#bugs-and-feature-requests)
-- [Documentation](#documentation)
-- [Contributing](#contributing)
-- [Community](#community)
-- [Versioning](#versioning)
-- [Creators](#creators)
-- [Copyright and license](#copyright-and-license)
+* [Quick start](#quick-start)
+* [Bugs and feature requests](#bugs-and-feature-requests)
+* [Documentation](#documentation)
+* [Contributing](#contributing)
+* [Community](#community)
+* [Versioning](#versioning)
+* [Creators](#creators)
+* [Copyright and license](#copyright-and-license)
 
 ## Quick start
 
 Several quick start options are available:
 
-- [Download the latest release](https://github.com/twbs/bootstrap/archive/v3.3.5.zip).
-- Clone the repo: `git clone https://github.com/twbs/bootstrap.git`.
-- Install with [Bower](http://bower.io): `bower install bootstrap`.
-- Install with [npm](https://www.npmjs.com): `npm install bootstrap`.
-- Install with [Meteor](https://www.meteor.com): `meteor add twbs:bootstrap`.
-- Install with [Composer](https://getcomposer.org): `composer require twbs/bootstrap`.
+* [Download the latest release](https://github.com/twbs/bootstrap/archive/v3.3.5.zip).
+* Clone the repo: `git clone https://github.com/twbs/bootstrap.git`.
+* Install with [Bower](http://bower.io): `bower install bootstrap`.
+* Install with [npm](https://www.npmjs.com): `npm install bootstrap`.
+* Install with [Meteor](https://www.meteor.com): `meteor add twbs:bootstrap`.
+* Install with [Composer](https://getcomposer.org): `composer require twbs/bootstrap`.
 
 Read the [Getting started page](http://getbootstrap.com/getting-started/) for information on the framework contents, templates and examples, and more.
 
@@ -75,11 +76,11 @@ Bootstrap's documentation, included in this repo in the root directory, is built
 
 ### Running documentation locally
 
-1. If necessary, [install Jekyll](http://jekyllrb.com/docs/installation) (requires v2.5.x).
-  - **Windows users:** Read [this unofficial guide](http://jekyll-windows.juthilo.com/) to get Jekyll up and running without problems.
+1. If necessary, [install Jekyll](http://jekyllrb.com/docs/installation) (requires v2.5.x).  
+   **Note for Windows users:** Read [this unofficial guide](http://jekyll-windows.juthilo.com/) to get Jekyll up and running without problems.
 2. Install the Ruby-based syntax highlighter, [Rouge](https://github.com/jneen/rouge), with `gem install rouge`.
 3. From the root `/bootstrap` directory, run `jekyll serve` in the command line.
-4. Open <http://localhost:9001> in your browser, and voilà.
+4. Open `http://localhost:9001` in your browser, and voilà.
 
 Learn more about using Jekyll by reading its [documentation](http://jekyllrb.com/docs/home/).
 
@@ -105,12 +106,12 @@ Editor preferences are available in the [editor config](https://github.com/twbs/
 
 Get updates on Bootstrap's development and chat with the project maintainers and community members.
 
-- Follow [@getbootstrap on Twitter](https://twitter.com/getbootstrap).
-- Read and subscribe to [The Official Bootstrap Blog](http://blog.getbootstrap.com).
-- Join [the official Slack room](https://bootstrap-slack.herokuapp.com).
-- Chat with fellow Bootstrappers in IRC. On the `irc.freenode.net` server, in the `##bootstrap` channel.
-- Implementation help may be found at Stack Overflow (tagged [`twitter-bootstrap-3`](https://stackoverflow.com/questions/tagged/twitter-bootstrap-3)).
-- Developers should use the keyword `bootstrap` on packages which modify or add to the functionality of Bootstrap when distributing through [npm](https://www.npmjs.com/browse/keyword/bootstrap) or similar delivery mechanisms for maximum discoverability.
+* Follow [@getbootstrap on Twitter](https://twitter.com/getbootstrap).
+* Read and subscribe to [The Official Bootstrap Blog](http://blog.getbootstrap.com).
+* Join [the official Slack room](https://bootstrap-slack.herokuapp.com).
+* Chat with fellow Bootstrappers in IRC. On the `irc.freenode.net` server, in the `##bootstrap` channel.
+* Implementation help may be found at Stack Overflow (tagged [`twitter-bootstrap-3`](https://stackoverflow.com/questions/tagged/twitter-bootstrap-3)).
+* Developers should use the keyword `bootstrap` on packages which modify or add to the functionality of Bootstrap when distributing through [npm](https://www.npmjs.com/browse/keyword/bootstrap) or similar delivery mechanisms for maximum discoverability.
 
 
 
@@ -126,13 +127,13 @@ See [the Releases section of our GitHub project](https://github.com/twbs/bootstr
 
 **Mark Otto**
 
-- <https://twitter.com/mdo>
-- <https://github.com/mdo>
+* <https://twitter.com/mdo>
+* <https://github.com/mdo>
 
 **Jacob Thornton**
 
-- <https://twitter.com/fat>
-- <https://github.com/fat>
+* <https://twitter.com/fat>
+* <https://github.com/fat>