show friends updates in home page
use PostAjaxResponse class for ajax response
response comment using AjaxResponse class
fix PHP warning: undefined variable
refactoring js template for single post
not abstract
refactoring a little bit
Merge branch 'ajax-response-rewrite'
big refactoring of stream view
refactor ajax response classes
ajax: fix view and hide comment
fix post to user profile
remove useless test
fix unlike button shown instead of like for comment
rename template name to format 'this-is-a-name'