Add remarkable

resources.html

@@ -151,6 +151,7 @@
 <li><a href="https://github.com/StackExchange/pagedown">pagedown</a>, StackOverflow</li>
 <li><a href="https://github.com/coreyti/showdown">coreyti/showdown</a></li>
 <li><a href="https://github.com/chjj/marked">marked</a></li>
+<li><a href="https://jonschlinkert.github.io/remarkable/demo/">Remarkable</a></li>
 </ul></li>
 <li>PHP
 <ul>

resources.md

@@ -88,6 +88,7 @@
   * [pagedown](https://github.com/StackExchange/pagedown), StackOverflow
   * [coreyti/showdown](https://github.com/coreyti/showdown)
   * [marked](https://github.com/chjj/marked)
+  * [Remarkable](https://jonschlinkert.github.io/remarkable/demo/)
 * PHP
   * [PHP Markdown](http://michelf.ca/projects/php-markdown/)
 * Python

resources_content.html

@@ -127,6 +127,7 @@
 <li><a href="https://github.com/StackExchange/pagedown">pagedown</a>, StackOverflow</li>
 <li><a href="https://github.com/coreyti/showdown">coreyti/showdown</a></li>
 <li><a href="https://github.com/chjj/marked">marked</a></li>
+<li><a href="https://jonschlinkert.github.io/remarkable/demo/">Remarkable</a></li>
 </ul></li>
 <li>PHP
 <ul>