modified:   _config.yml
	new file:   source/_includes/custom/asides/common_book_recommend.html
	modified:   source/_includes/custom/asides/recommend.html
	new file:   source/_posts/2014-12-21-java-runtime-data-areas.markdown
	new file:   source/_posts/2014-12-21-string-literal-pool-in-java.markdown