test defaultmodel
merge with branch develop
added top users in module news
added ajax loader
client andserver side validation
modify memesAjax
modify module news, merge with develop
added some changes in modules
Merge branch 'likes' of github.com:JohnnySk/php-education-project into develop
change path in module news
module likes ...
registration was changed
server validation bugs were fixed
modal form registration and sign in were added
added phpunit tests, added database connection class, modify by PSR2
There are two client side validations for sign in and registration.UserDAO was added
signinAction() was added.
Merge branch 'master' of github.com:yuklia/php-education-project

Conflicts:
	application/modules/user/controllers/UserController.php
	application/modules/user/views/registration.php
	public/js/user/validation.js
modify module news
merged with Baziak