#ANTARCTICLE-181 using get instead of post
#ANTARCTICLE-181 refactored a way of sending request
#ANTARCTICLE-181 fixed bug of getting all articles when users enters incorrect tags
#ANTARCTICLE-181 fixed pagination
#ANTARCTICLE-181 fixed bug for search of tag that doesn't exist in a system
#ANTARCTICLE-181 fixed tests