mod: update categories
	modified:   _includes/categories.html
add: tutorial series
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-01.markdown
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-02.markdown
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-03.markdown
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-04.markdown
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-05.markdown
	new file:   _posts/2014-11-21-tencent-location-sdk-tutorial-06.markdown
	modified:   _posts/2014-11-21-tencent-location-sdk-tutorial.markdown