Estoutic (#3)
* add creating playlists
* update structure
* working version with creating plasylists
* add 3 post's requests
* add Dto
* try to add tracks
* add adding track in playlist, add try catch in wrong places
* add method witch get information about personal playlist and add TracksPlaylistDto
* remove and eadd reactions
* add deleting tracks from userPlaylist
* add play ServerPlaylist
* need to fix some exceptions
* fix all
* fix playlist empty error
* update
* fix reaction error
* pull requests
