added feature that records the history of the songs that were visited, changed element class name
changed control navigation css
new route to history page
added history button
created new app object URN
changed the element where the main page is drawn
created new view app.view.controls -> draws the control
created new view app.view.navigation to act as a parent
refractor app.view.home_page and app.view.history_page  -> moved methods to the parent
when cifras are done loading it runs the route not the entire application