Merge pull request #43 from gege-alina/marius-s

Js functionality to vote song
Updated about page
Minor updates
Merge pull request #44 from gege-alina/georgiana

Georgiana
Merge pull request #45 from gege-alina/marius-s

clear puts form songs controller
#create user_song with song
Merge pull request #48 from gege-alina/radumvlad

#create user_song with song
Showing number of Boosts and fix modal