Merge remote-tracking branch 'so-simple`/master'

* so-simple`/master: (44 commits)
  Fix icon classes for published and modified date of posts.
  Remove extra +
  Apply author override to posts in feed
  Update sample images
  Update about page
  Disable htmlproof for now
  Update documentation
  Include examples for social media links
  Fix Google+ footer link
  Remove "article" from next/previous links
  Add support for Google AdSense banners - Variables for _config.yml - Includes for sidebar and footer banners
  Exclude vendor
  Update theme to support Jekyll 2.x newness - Cleanup _config.yml - Move navigation and author info to data files - Convert .less stylesheets to .scss - Update documentation - Include Octopress gem for new post/page creation
  Update license
  Remove reference to sitemap.xml template - Using Jekyll Sitemap gem instead
  Update
  Replace sitemap.xml with official Jekyll Sitemap gem
  Change Twitter share to use tags as hashtags.
  Remove problematic liquid... for now
  Revert "Revert "Fix broken links and add missing alt descriptions""
  ...

Conflicts:
	.gitignore
	Gemfile
	README.md
	_config.yml
	_posts/articles/2011-03-10-sample-post.md
	_posts/articles/2012-05-22-readability-post.md
	_posts/articles/2013-05-22-sample-post-images.md
	_posts/articles/2013-05-23-readability-feature-post.md
	_posts/articles/2013-06-25-video-post.md
	_posts/articles/2013-08-12-sample-link-post.md
	_posts/articles/2013-08-16-code-highlighting-post.md
	_sass/page.scss
	articles.html
	articles/index.md
	assets/css/main.min.css
	assets/js/scripts.min.js
	assets/less/variables.less
	images/michael-rose-photo.jpg
	images/so-simple-sample-image-1.jpg
	images/so-simple-sample-image-2.jpg
	images/so-simple-sample-image-3.jpg
	images/so-simple-sample-image-4.jpg
	images/so-simple-sample-image-5.jpg
	index.html
	posts.html

Updated the landing Page
Updated Post Date